UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qC29XX8ARKF5r9nJxVcmWQX9Y6kIJVYnolbdGvgYnto=' 
WHERE 
  key_id = '2831e6ce74f70afc774aa991dd484eb7647ad378c9cdb78aff27073417b86ab1' 
  AND (
    token = 'qC29XX8ARKF5r9nJxVcmWQX9Y6kIJVYnolbdGvgYnto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )