UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mmxf+ZsFlZT8aPCqYHsMqE6/t8y3fC6e5zLpvNx/ZtI=' 
WHERE 
  key_id = '399edab0f29565ae9224aa7068121ef64cbeae7e0ba68f7b5657fcee97a61d8b' 
  AND (
    token = 'mmxf+ZsFlZT8aPCqYHsMqE6/t8y3fC6e5zLpvNx/ZtI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )