UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yBle81BBHRTkQWfb2UMoP9dA63mTVt0lxeXw4PeEuVA=' 
WHERE 
  key_id = '8e8d21549bd47405c0748564f7a8661a26bd95f5a329efc99be08d283b6e530f' 
  AND (
    token = 'yBle81BBHRTkQWfb2UMoP9dA63mTVt0lxeXw4PeEuVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )