diff --git a/library/src/social/google.rs b/library/src/social/google.rs
index 07db408..b03bacf 100644
--- a/library/src/social/google.rs
+++ b/library/src/social/google.rs
@@ -90,7 +90,7 @@ impl GoogleSocial {
         &self,
     ) -> SocialResult<HashMap<String, GooglePublicKey>> {
         let mut public_keys = self.google_public_keys.lock().await;
-        if public_keys.keys.is_empty() || public_keys.refresh_at < Utc::now().timestamp() {
+        if public_keys.keys.is_empty() || public_keys.refresh_at < (Utc::now().timestamp() - 30) {
             let response = Client::new().get(GOOGLE_PUBLIC_CERT_URL).send().await?;
             let mut google_keys: GooglePublicKeys = response.json().await?;
             tracing::info!("Google公钥获取成功, {:?}", google_keys);
diff --git a/library/src/social/wechat.rs b/library/src/social/wechat.rs
index 01e43af..6ab1684 100644
--- a/library/src/social/wechat.rs
+++ b/library/src/social/wechat.rs
@@ -99,7 +99,8 @@ impl WechatSocial {
     pub async fn get_access_token(&self) -> SocialResult<WeChatAccessToken> {
         let mut wechat_access_token = self.access_token.lock().await;
         if wechat_access_token.access_token.is_empty()
-            && wechat_access_token.expires_in < Utc::now().timestamp()
+            // 缓存的access_token过期了，为了防止token已经接近过期时间，所以这里加了30秒的缓冲时间
+            && wechat_access_token.expires_in < (Utc::now().timestamp() - 30)
         {
             let response = reqwest::get(format!(
                 "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={}&secret={}",