UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '38IJ4ktLYgpXyXfOe654qS014KQnVMyy9lJNvavRa9I=' 
WHERE 
  key_id = 'd4cb2553dc48711f169971a0353223bd21a3739f6de4daff504ec403880c8208' 
  AND (
    token = '38IJ4ktLYgpXyXfOe654qS014KQnVMyy9lJNvavRa9I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )