UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zj9w/+hJN/55oFyE7k5ipt8SusuY8lxQhVKWtqdy/3A=' 
WHERE 
  key_id = '26f9b02b8552f74adcd87f15de642b34904ebf4f6ace3642bee8c1c118b20225' 
  AND (
    token = 'zj9w/+hJN/55oFyE7k5ipt8SusuY8lxQhVKWtqdy/3A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )