UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'km5EzvWmXjMTaIFE5BEdkO8Gcd3xZq0Oj6duOKyzhTw=' 
WHERE 
  key_id = '8a82df0252f88006d356a65e082a2564d5633e75de0221bd53aecbb43803e183' 
  AND (
    token = 'km5EzvWmXjMTaIFE5BEdkO8Gcd3xZq0Oj6duOKyzhTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )