UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ffNNz0kcc8P5kwz+4PFRKfVUtEHwDmsV6pPrCeL/l9k=' 
WHERE 
  key_id = '724298f462976e47a7eaf6b7fe1e7ca8bec6977c3de89069bce88b0098558388' 
  AND (
    token = 'ffNNz0kcc8P5kwz+4PFRKfVUtEHwDmsV6pPrCeL/l9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )