UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cURK30roelsc7gWDQiRfnyCoYCWiY1U0PhQcvZBdnfk=' 
WHERE 
  key_id = '40db7f34b9c1c531bf4003561b73c253f1b8bad89a6f3c4ec9c08c3877b46980' 
  AND (
    token = 'cURK30roelsc7gWDQiRfnyCoYCWiY1U0PhQcvZBdnfk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )