diff --git a/components/overview/FlexibleStakingCard.tsx b/components/overview/FlexibleStakingCard.tsx
index e308d55..3e01001 100644
--- a/components/overview/FlexibleStakingCard.tsx
+++ b/components/overview/FlexibleStakingCard.tsx
@@ -36,7 +36,7 @@ export const FlexibleStakingCard = (props: Props) => {
     stakingToken,
     rewardToken,
     autoStaking,
-    finishTime,
+    rewardClaimableDate,
     poolContract,
     setValues,
     updateValues,
@@ -331,8 +331,8 @@ export const FlexibleStakingCard = (props: Props) => {
           hidden,
         }}
         footerExtra={
-          !stakedAmount.isZero() && !unclaimedRewards.isZero() && finishTime ? (
-            <Countdown finishTime={finishTime}>
+          !unclaimedRewards.isZero() && rewardClaimableDate ? (
+            <Countdown finishTime={rewardClaimableDate}>
               <Button variant="outline" disabled={isClaiming} onClick={onClaim}>
                 {isClaiming && <Spinner className="w-4 h-4" />}
                 {isClaiming ? "Claiming" : "Claim"}
diff --git a/components/stake/flexible/flexible-stake-response.tsx b/components/stake/flexible/flexible-stake-response.tsx
index 740af12..7af3985 100644
--- a/components/stake/flexible/flexible-stake-response.tsx
+++ b/components/stake/flexible/flexible-stake-response.tsx
@@ -17,8 +17,7 @@ interface Props {
 export const FlexibleStakeResponse = (props: Props) => {
   const { onClose } = props;
   const {
-    startTime,
-    finishTime,
+    rewardClaimableDate,
     autoStaking,
     latestStaking,
     stakingToken,
@@ -69,7 +68,7 @@ export const FlexibleStakeResponse = (props: Props) => {
               <Typography level="h9">Value date</Typography>
             </div>
             <Typography level="p5">
-              {formatUnixTimestampToDateTime(startTime)}
+            {formatUnixTimestampToDateTime(stakeDate)}
             </Typography>
           </div>
           <div className="flex items-center justify-between relative">
@@ -81,7 +80,7 @@ export const FlexibleStakeResponse = (props: Props) => {
               <Typography level="h9">Interest distribution date</Typography>
             </div>
             <Typography level="p5">
-              {formatUnixTimestampToDateTime(finishTime)}
+            {formatUnixTimestampToDateTime(rewardClaimableDate)}
             </Typography>
           </div>
         </div>
diff --git a/services/contracts/Pool.ts b/services/contracts/Pool.ts
index 6fa598c..7f39b64 100644
--- a/services/contracts/Pool.ts
+++ b/services/contracts/Pool.ts
@@ -12,6 +12,8 @@ const getPoolKey = (
   return `${type}-${stakingTokenSymbol}-${rewardTokenSymbol}`;
 };
 
+export const YEAR_IN_SECONDS = 31556926;
+
 export class StakingPool {
   private static instances: Map<string, StakingPool> = new Map();
   private provider: ChainProvider;
@@ -79,40 +81,19 @@ export class StakingPool {
     return this.address;
   }
 
-  async getPeriodFinishDate(): Promise<number> {
-    try {
-      const response: BigNumber[] = await this.provider.read({
-        abi: this.abi,
-        method: "periodFinish",
-        args: [],
-        to: this.address,
-      });
-
-      if (response?.length && BigNumber.isBigNumber(response[0])) {
-        console.log("getPeriodFinishDate", response[0].toNumber());
-        return response[0].toNumber();
-      }
-
-      console.error("cannot get periodFinish");
-      return 0;
-    } catch (error) {
-      console.error(error);
-      return 0;
-    }
-  }
 
-  async getPeriodStartDate(): Promise<number> {
+  async getRewardClaimableDate(): Promise<number> {
     try {
       const response: BigNumber[] = await this.provider.read({
         abi: this.abi,
-        method: "lastUpdateTime",
-        args: [],
+        method: "lastDepositOrWithdrawTimestamp",
+        args: [this.sender],
         to: this.address,
       });
 
       if (response?.length && BigNumber.isBigNumber(response[0])) {
-        console.log("getLastRewardUpdateDate", response[0].toBigInt());
-        return response[0].toNumber();
+        console.log("lastDepositOrWithdrawTimestamp", response[0].toBigInt());
+        return response[0].add(43200).toNumber();
       }
 
       console.error("cannot get lastUpdateTime");
@@ -123,46 +104,6 @@ export class StakingPool {
     }
   }
 
-  async getRewardDuration(): Promise<number> {
-    try {
-      const response: BigNumber[] = await this.provider.read({
-        abi: this.abi,
-        method: "rewardsDuration",
-        args: [],
-        to: this.address,
-      });
-
-      if (response?.length && BigNumber.isBigNumber(response[0])) {
-        console.log("getRewardDuration", response[0].toNumber());
-        return response[0].toNumber();
-      }
-
-      console.error("cannot get getRewardDuration");
-      return 0;
-    } catch (error) {
-      console.error(error);
-      return 0;
-    }
-  }
-
-  async getRewardPerTokenStaked(): Promise<BigNumber | undefined> {
-    try {
-      const response: BigNumber[] = await this.provider.read({
-        abi: this.abi,
-        method: "rewardPerToken",
-        args: [],
-        to: this.address,
-      });
-
-      console.log("getRewardPerTokenStaked:", response);
-      if (response?.length && BigNumber.isBigNumber(response[0])) {
-        return response[0];
-      }
-    } catch (error) {
-      console.error(error);
-    }
-  }
-
   async getSenderStakedAmount(): Promise<BigNumber | undefined> {
     try {
       const response: BigNumber[] = await this.provider.read({
@@ -251,11 +192,9 @@ export class StakingPool {
 
   // assume you staked 1 token
   async calculateRealtimeAPR(): Promise<BigNumber> {
-    const daysInYear = 365;
     const rewardRate = await this.getCurrentRewardRate();
-    const rewardDuration = await this.getRewardDuration();
-    if (rewardRate && rewardDuration) {
-      const estimateAPR = rewardRate.mul(rewardDuration).mul(daysInYear / 7 * 100);
+    if (rewardRate) {
+      const estimateAPR = rewardRate.mul(YEAR_IN_SECONDS * 100);
       return estimateAPR;
     }
     return constants.Zero;
@@ -282,6 +221,24 @@ export class StakingPool {
   }
 
   async unstake(): Promise<string | undefined> {
+    try {
+      const stakedAmount = await this.getSenderStakedAmount();
+      if (!stakedAmount) return;
+      const txHash = await this.provider.write({
+        abi: this.abi,
+        method: "withdraw",
+        args: [stakedAmount.toString()],
+        to: this.address,
+        from: this.sender,
+      });
+      if (txHash) return txHash;
+    } catch (error) {
+      console.error(error);
+      return;
+    }
+  }
+
+  async unstakeWithReward(): Promise<string | undefined> {
     try {
       const txHash = await this.provider.write({
         abi: this.abi,
@@ -301,7 +258,7 @@ export class StakingPool {
     try {
       const txHash = await this.provider.write({
         abi: this.abi,
-        method: "getReward",
+        method: "claimReward",
         args: [],
         to: this.address,
         from: this.sender,
diff --git a/store/flexible-staking.ts b/store/flexible-staking.ts
index 566918c..573c82f 100644
--- a/store/flexible-staking.ts
+++ b/store/flexible-staking.ts
@@ -1,4 +1,4 @@
-import { ERC20TokenInteraction, StakingPool } from "@/services";
+import { ERC20TokenInteraction, StakingPool, YEAR_IN_SECONDS } from "@/services";
 import { ChainProvider } from "@mochi-web3/login-widget";
 import { create } from "zustand";
 import { Pool, Token, useTokenStaking } from "./token-staking";
@@ -24,8 +24,7 @@ interface State {
   > | null;
   stakingToken: Token | null;
   rewardToken: Token | null;
-  startTime: number; // in seconds
-  finishTime: number; // in seconds
+  rewardClaimableDate: number; // in seconds
   autoStaking: boolean;
   latestStaking: {
     txHash: string;
@@ -57,8 +56,7 @@ const initialState: State = {
   stakingPool: null,
   stakingToken: null,
   rewardToken: null,
-  startTime: 0,
-  finishTime: 0,
+  rewardClaimableDate: 0,
   autoStaking: true,
   latestStaking: null,
 };
@@ -100,22 +98,17 @@ export const useFlexibleStaking = create<State & Action>((set, get) => ({
 
       const results = await Promise.allSettled([
         contract.rewardRate(),
-        contract.rewardsDuration(),
         contract.totalSupply(),
       ]);
-      const [rewardRateRes, rewardDurationRes, totalSupplyRes] = results.map(
+      const [rewardRateRes, totalSupplyRes] = results.map(
         (r) => (r.status === "fulfilled" ? r.value : null)
       );
 
       // get apr
-      const daysInYear = 365;
       const rewardRate = BigNumber.isBigNumber(rewardRateRes)
         ? rewardRateRes
         : constants.Zero;
-      const rewardDuration = BigNumber.isBigNumber(rewardDurationRes)
-        ? rewardDurationRes
-        : constants.Zero;
-      const apr = rewardRate.mul(rewardDuration).mul((daysInYear / 7) * 100);
+      const apr = rewardRate.mul(YEAR_IN_SECONDS * 100);
 
       //get pool staked amount
       const poolStakedAmount = BigNumber.isBigNumber(totalSupplyRes)
@@ -160,8 +153,7 @@ export const useFlexibleStaking = create<State & Action>((set, get) => ({
       getPoolStakedAmount,
       getUnclaimedRewards,
       getClaimedRewards,
-      getStartDate,
-      getFinishDate,
+      getLastInteractionDate,
     ] = await Promise.allSettled([
       stakingTokenContract.getTokenBalance(),
       stakingTokenContract.getAllowance(
@@ -172,8 +164,7 @@ export const useFlexibleStaking = create<State & Action>((set, get) => ({
       poolContract.getPoolTotalStakedAmount(),
       poolContract.getRewardAvailableForClaim(),
       poolContract.getClaimedRewardsForAddress(),
-      poolContract.getPeriodStartDate(),
-      poolContract.getPeriodFinishDate(),
+      poolContract.getRewardClaimableDate(),
     ]);
     const [
       balance,
@@ -194,7 +185,7 @@ export const useFlexibleStaking = create<State & Action>((set, get) => ({
     ].map((r) =>
       r.status === "fulfilled" ? r.value || constants.Zero : constants.Zero
     );
-    const [startTime, finishTime] = [getStartDate, getFinishDate].map((r) =>
+    const [rewardClaimableDate] = [getLastInteractionDate].map((r) =>
       r.status === "fulfilled" ? r.value || 0 : 0
     );
     get().setValues({
@@ -205,8 +196,7 @@ export const useFlexibleStaking = create<State & Action>((set, get) => ({
       poolStakedAmount,
       unclaimedRewards,
       totalEarnedRewards,
-      startTime,
-      finishTime,
+      rewardClaimableDate,
     });
   },
 }));