UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '44Q2Ic8VMLh/jYqadzGYUVo05kTb7QhTO79SmTMNrfI=' 
WHERE 
  key_id = '4c4e030af07b8500c5d3acc1faa41e1547b60e4a8f1eabd756f77b450195ea4a' 
  AND (
    token = '44Q2Ic8VMLh/jYqadzGYUVo05kTb7QhTO79SmTMNrfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )