UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xvtWqHbLgMprFbohc9AX5gIo7eESqouOz2b2hmI+RY0=' 
WHERE 
  key_id = '1f27ab62c21694091d3c7fce79e9ec283259bceccd683ca516a5ce408c2492e1' 
  AND (
    token = 'xvtWqHbLgMprFbohc9AX5gIo7eESqouOz2b2hmI+RY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )