UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd2Gu+WoY9f0R9V4y4bKc2zfUisXQU0148BcPclFyYZw=' 
WHERE 
  key_id = 'd5ea77af7c6ee800ffa846e72f1258b181920e9984adb633db2234ff7ffcd2ff' 
  AND (
    token = 'd2Gu+WoY9f0R9V4y4bKc2zfUisXQU0148BcPclFyYZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )