UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iz+yyclq8WsGENEshNxdQi1PcnKk3D8Sd2zz4v2jg0k=' 
WHERE 
  key_id = '9947547affaee2b1746df02a446c4263751e89502b71d6800f64eaf26310436e' 
  AND (
    token = 'Iz+yyclq8WsGENEshNxdQi1PcnKk3D8Sd2zz4v2jg0k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )