UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C9UOzTvEIPQHe5zvxHtYGu5W7mMn3g9UrLho2UWIbDw=' 
WHERE 
  key_id = '52849b879f58fda8c809375bc50f78b7c1dc1b8267d0281778f65c25bb0843bd' 
  AND (
    token = 'C9UOzTvEIPQHe5zvxHtYGu5W7mMn3g9UrLho2UWIbDw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )