UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yjHS1S1//TTd7bQtE+bvIsCMsjSuGIoM32WPi5U0ow8=' 
WHERE 
  key_id = '6eb4be96351905b5d823bcbf26f789f7b9e207d806ba4b340f04c93b5df55496' 
  AND (
    token = 'yjHS1S1//TTd7bQtE+bvIsCMsjSuGIoM32WPi5U0ow8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )