UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N/z5xzHuYRGp/sK6sUeB/XYmP6MJ1AgJp3RzKKTunFA=' 
WHERE 
  key_id = '47f5b7af33d75a62cfb7641d2ac981ea51a479691406fc9d167877e1b1e27310' 
  AND (
    token = 'N/z5xzHuYRGp/sK6sUeB/XYmP6MJ1AgJp3RzKKTunFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )