UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9oA2RRf7teJX+8MOfpnAprI0QEm6HBnRjY0iJncGvF4=' 
WHERE 
  key_id = '96af12a2aebb6afcf8e01eb90c53c6566dced3bc43ab1278d399e19065dab79f' 
  AND (
    token = '9oA2RRf7teJX+8MOfpnAprI0QEm6HBnRjY0iJncGvF4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )