UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5+5ssoHROp5EmHpIo+EOg1gqAiA4X1LpxEE9NXsiXxg=' 
WHERE 
  key_id = '6d879873f42709b0e94d159e0d83a376edde8e133597fdfed3617d1015af0d7d' 
  AND (
    token = '5+5ssoHROp5EmHpIo+EOg1gqAiA4X1LpxEE9NXsiXxg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )