UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pjM78/3wuT8z4xsz+ytPHJKzTFZqKv0skmOCqUOWd+Y=' 
WHERE 
  key_id = '3d50c43741993c5a92927279b09937c9af75df9cd6f5ff65aa6b1f54660d12de' 
  AND (
    token = 'pjM78/3wuT8z4xsz+ytPHJKzTFZqKv0skmOCqUOWd+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )