UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l8aiHUgMT+KuILvMwKAM5u6FYAeI0yjd6TgNzG7dVO4=' 
WHERE 
  key_id = '784347f2f41ad7ab8aee2653d0fbacddc1020e8804f34936d6e9d9264ca738e4' 
  AND (
    token = 'l8aiHUgMT+KuILvMwKAM5u6FYAeI0yjd6TgNzG7dVO4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )