UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LnJ6XAdKBDPz6Rvs+VmPVak03CaBc0HonEflMA+HxJw=' 
WHERE 
  key_id = '9f8104fbe70ee78065403211a031f0cf9493fd582041fa4f304626c5b5534590' 
  AND (
    token = 'LnJ6XAdKBDPz6Rvs+VmPVak03CaBc0HonEflMA+HxJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )