UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sy8MueHuCF+H5E0uvYVyDbO2pd7oz1AMoQDvzLYSQWY=' 
WHERE 
  key_id = '2f32bc01ba155dfe58697326c54835a4e4f2a30e6cd217baa2a558f649f5ebc4' 
  AND (
    token = 'Sy8MueHuCF+H5E0uvYVyDbO2pd7oz1AMoQDvzLYSQWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )