UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'engy9qyQs44AAgAHERhqD4/kxEMGPq8iIclay8E5G+Y=' 
WHERE 
  key_id = '4969b0f42558ac317f4ea16888ae0f33d8d327e3621f43773f1a3186bea36910' 
  AND (
    token = 'engy9qyQs44AAgAHERhqD4/kxEMGPq8iIclay8E5G+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )