UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jiMDXZc7LwqvoECRfwoz9rDQMaXCB1eaZikoD19IjBI=' 
WHERE 
  key_id = '1c9055eeb33f8b83af161a383c6ae6e49b607b2f8738fb8d2fa8176a9c9782ee' 
  AND (
    token = 'jiMDXZc7LwqvoECRfwoz9rDQMaXCB1eaZikoD19IjBI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )