UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4QrgwWq9z9JX7d4jTxTUJhwBL+wRAnWnwYHX+ICvnpI=' 
WHERE 
  key_id = 'b9f48f72b6f00e0c5717a0b03e01c141a4bba925f5e9aee98816f859a33c4f29' 
  AND (
    token = '4QrgwWq9z9JX7d4jTxTUJhwBL+wRAnWnwYHX+ICvnpI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )