UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BGmqVxQUGBhpXLnzS6iPjUsbdqzZsWv6BY3ix15E1js=' 
WHERE 
  key_id = '6f48b34ed03de13f7ad7654a14baf06352a53dd011ee4434665b18762a603f0a' 
  AND (
    token = 'BGmqVxQUGBhpXLnzS6iPjUsbdqzZsWv6BY3ix15E1js=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )