UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gaV1lLBKlFMVJdnrw2RMIYiY2l3EoBjziS9dYgme+wI=' 
WHERE 
  key_id = '70a55f769b6529371bb005de32f7238cafe556374487f8663d77744dcdc78833' 
  AND (
    token = 'gaV1lLBKlFMVJdnrw2RMIYiY2l3EoBjziS9dYgme+wI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )