UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z8h1oHZCswO2jk0iojTTn1giXYgMaNz4tpulvqcYul4=' 
WHERE 
  key_id = '4758541392ee9f350e989f8fef94b44e4cf67e5777aba22e6c5f4442f4129cf8' 
  AND (
    token = 'Z8h1oHZCswO2jk0iojTTn1giXYgMaNz4tpulvqcYul4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )