UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g83IqAy1a98mwqERzYJJvwrUrbOYxvkx2gVNHU98bpc=' 
WHERE 
  key_id = 'e7491911c11858708acee48377df096b5a05c8ee61c76b3e1ba95dd7f75429f5' 
  AND (
    token = 'g83IqAy1a98mwqERzYJJvwrUrbOYxvkx2gVNHU98bpc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )