UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QNhoNA5rEPM3ItDlV2QFH///ZeVLgZ41Y1QsvE5We9Y=' 
WHERE 
  key_id = '0cc669d4875831916170d2998b443f33996e6c6d6aef538051c4d1dee223fe2b' 
  AND (
    token = 'QNhoNA5rEPM3ItDlV2QFH///ZeVLgZ41Y1QsvE5We9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )