UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4PGVb3RsCs0qq6cTvJGkojCkHRInnwMbz/0cEcmaloU=' 
WHERE 
  key_id = '036959f8fabdf054c247f31fe1a16176d1dbfe2b77a1e39275f6b90fb33b1424' 
  AND (
    token = '4PGVb3RsCs0qq6cTvJGkojCkHRInnwMbz/0cEcmaloU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )