UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '479Uxx0oiZf9QrmmXw782nV+AHBQ7KXjTfNC2K+myLE=' 
WHERE 
  key_id = 'a551437b417e919fae93190ca71a999120470f4579819b9cb62819773debcc54' 
  AND (
    token = '479Uxx0oiZf9QrmmXw782nV+AHBQ7KXjTfNC2K+myLE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )