UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1397WgbRvnzx/+yu8iE5E69n8lWg8wh9bGaBv/q3ts8=' 
WHERE 
  key_id = '34fde649720fa5196873f40d799293cedee477a3f57805b24b6ddb705f7b1399' 
  AND (
    token = '1397WgbRvnzx/+yu8iE5E69n8lWg8wh9bGaBv/q3ts8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )