diff --git a/src/main/java/com/jwl/driver/server/constant/Constants.java b/src/main/java/com/jwl/driver/server/constant/Constants.java
index f4ec6f2..ccb8f4c 100644
--- a/src/main/java/com/jwl/driver/server/constant/Constants.java
+++ b/src/main/java/com/jwl/driver/server/constant/Constants.java
@@ -72,6 +72,9 @@ public class Constants {
     //专项数量前缀
     public static String  SPECIAL_NUM_PREFIX= "SpecialNum_";
 
+    //token手机号前缀
+    public static String  PHONE_PREFIX= "loginPhone_";
+
 
 
 }
diff --git a/src/main/java/com/jwl/driver/server/service/impl/TdSysUserServiceImpl.java b/src/main/java/com/jwl/driver/server/service/impl/TdSysUserServiceImpl.java
index adf53ef..017c310 100644
--- a/src/main/java/com/jwl/driver/server/service/impl/TdSysUserServiceImpl.java
+++ b/src/main/java/com/jwl/driver/server/service/impl/TdSysUserServiceImpl.java
@@ -98,6 +98,13 @@ public class TdSysUserServiceImpl extends ServiceImpl<TdSysUserMapper, TdSysUser
                 throw new BusinessException("用户注册异常");
             }
         }
+        //清除上一个人登陆的token信息
+        String oldToken = redisCache.getCacheObject(Constants.PHONE_PREFIX + tdSysUser.getPhone());
+        if (StrUtil.isNotBlank(oldToken)){
+            redisCache.deleteObject(Constants.PHONE_PREFIX + tdSysUser.getPhone());
+            redisCache.deleteObject(oldToken);
+        }
+
         String token = UUID.randomUUID().toString();
         LoginUserVo loginUserVo = new LoginUserVo();
         BeanUtils.copyProperties(tdSysUser, loginUserVo);
@@ -105,6 +112,7 @@ public class TdSysUserServiceImpl extends ServiceImpl<TdSysUserMapper, TdSysUser
         loginUserVo.setDays(DateTimeUtil.getIntervalDays(loginUserVo.getCreateTime(),LocalDateTime.now()) + 1);
         // 存入redis
         redisCache.setCacheObject(token, tdSysUser, tokenExpireTime, TimeUnit.DAYS);
+        redisCache.setCacheObject(Constants.PHONE_PREFIX + tdSysUser.getPhone(), token, tokenExpireTime, TimeUnit.DAYS);
         return loginUserVo;
     }
 
@@ -112,6 +120,11 @@ public class TdSysUserServiceImpl extends ServiceImpl<TdSysUserMapper, TdSysUser
     public Boolean loginOut() {
         String token = TokenThreadUtil.getToken();
         if (StrUtil.isNotBlank(token)) {
+            TdSysUser tdSysUser = redisCache.getCacheObject(token);
+            if (Objects.nonNull(tdSysUser) && Objects.nonNull(tdSysUser.getPhone())){
+                redisCache.deleteObject(Constants.PHONE_PREFIX + tdSysUser.getPhone());
+            }
+
             redisCache.deleteObject(token);
         }
         return Boolean.TRUE;