UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MEJ1a9ajVTMbLjRuOX1kxdOdR1wkJn8kQoLhqTHcJsk=' 
WHERE 
  key_id = '4380ada05d17aeb080564591474896586571e04c4bd5f3c948f5bb8452df0da3' 
  AND (
    token = 'MEJ1a9ajVTMbLjRuOX1kxdOdR1wkJn8kQoLhqTHcJsk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )