UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6oR0mUUdbqqyZyC9voPfRqPeGmQZ8fmJfVTDhMxy3Do=' 
WHERE 
  key_id = '5421c84bbb60a3229dfe12cba7c75429acb6955b258657c6da51ec29ecb7d833' 
  AND (
    token = '6oR0mUUdbqqyZyC9voPfRqPeGmQZ8fmJfVTDhMxy3Do=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )