UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wIVkzNWm97uO/onOVLK0BkoYNZDtKrOdonY6toERoHo=' 
WHERE 
  key_id = '6d03d15f10f80edcc3b3b5368471741a07a9c6833b9f882e22badda02025875d' 
  AND (
    token = 'wIVkzNWm97uO/onOVLK0BkoYNZDtKrOdonY6toERoHo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )