UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sPCWdFRNaWNMpd3HrTnm6J8WCK9ejgJtdxrVs3M/VNw=' 
WHERE 
  key_id = '0c77999258a3dbbfb2a44dd0194f4b9f423fbf0e6c44aea3f87434f5618e78b7' 
  AND (
    token = 'sPCWdFRNaWNMpd3HrTnm6J8WCK9ejgJtdxrVs3M/VNw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )