UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ysduFgoykBfLjGWiBZ2IOEQVkXx4VZSRxCQA73tBYZk=' 
WHERE 
  key_id = '7e405c56f4e5068922be8cc5c03d54edda2fd20c19a2ec73b3622d8276976634' 
  AND (
    token = 'ysduFgoykBfLjGWiBZ2IOEQVkXx4VZSRxCQA73tBYZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )