UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ok+g4FAl4MWbLw41cZ6Smf4mLbcDhPWHEf3LRmT+1HQ=' 
WHERE 
  key_id = '8c894a1f2717134fd333b0231c95e9b3dcb7d55de0fd2f73263d2639334da8f0' 
  AND (
    token = 'ok+g4FAl4MWbLw41cZ6Smf4mLbcDhPWHEf3LRmT+1HQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )