UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KKhKn6t0Ui9C6V79SeN89NHKOibWO1Epg/+T5uLZWMc=' 
WHERE 
  key_id = '318caa2d6353067a31c636c261fd9c54bc57e67458080797f8ae51d13b14138b' 
  AND (
    token = 'KKhKn6t0Ui9C6V79SeN89NHKOibWO1Epg/+T5uLZWMc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )