UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9nQROJFN+rwwZJ/8D7ZU6ym8n09lcuL5+xb1F+geCfo=' 
WHERE 
  key_id = '8b84c9b84569ae4931337187520373e6c291f1d258bc0d0ca2993d15ceec0e29' 
  AND (
    token = '9nQROJFN+rwwZJ/8D7ZU6ym8n09lcuL5+xb1F+geCfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )