UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'stt9wuso5bS8G60ja/rv66RrMH5ZBq+UmAoG2n3KI+A=' 
WHERE 
  key_id = '3b4bb108d95a4da602ce78527e3058b120320568e9d1353763436de99442926b' 
  AND (
    token = 'stt9wuso5bS8G60ja/rv66RrMH5ZBq+UmAoG2n3KI+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )