UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wGIyk1y8g5BhHegmW3UNATKsUhYgcxhRVTqw+4w/mbU=' 
WHERE 
  key_id = '51355434c868890e26ff0cccb3c76aa517aebd538b3b041c17e780d5beca7d32' 
  AND (
    token = 'wGIyk1y8g5BhHegmW3UNATKsUhYgcxhRVTqw+4w/mbU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )