UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nFjkYfRPVveflIqTC1+9zVX6eumNnnxhrzekM6MoDJI=' 
WHERE 
  key_id = '6d072489c9c8dae3de6a232f484f80251a8565029adeec750f839188c1e25043' 
  AND (
    token = 'nFjkYfRPVveflIqTC1+9zVX6eumNnnxhrzekM6MoDJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )