UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z76Gu9yiuKoD2rMXtpa9iT/sM+gKVUiZzOJow3bhJGE=' 
WHERE 
  key_id = 'a876c9353e0ee9f0dbb6d838b00ea366854fbb24974e29a421f8ffebda29926a' 
  AND (
    token = 'z76Gu9yiuKoD2rMXtpa9iT/sM+gKVUiZzOJow3bhJGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )