UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+L5ulD6YPg6fOwIt7RFj/P+mo7D1fwLvIaPrWyeHy04=' 
WHERE 
  key_id = 'c8684eabe3c15341c0f66150fb90b8fd5eb8c1d7f97a5e4f708a6157e1a84ac0' 
  AND (
    token = '+L5ulD6YPg6fOwIt7RFj/P+mo7D1fwLvIaPrWyeHy04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )