UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'arrdUnYxbk3FoAqZW2rcdJSjyKVkcNzaymDo1ufnKQs=' 
WHERE 
  key_id = 'db9823d7e4cb88506bb254182ca258ffa39ce970999c277c2d52917d76a95335' 
  AND (
    token = 'arrdUnYxbk3FoAqZW2rcdJSjyKVkcNzaymDo1ufnKQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )