UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u9iwDNhe24//sY907CoYubZQz91/LJpwRW5jW0VBOxw=' 
WHERE 
  key_id = 'd79f64d2871e9e472efd1486f696aae5e389cec61e5f5c0180216789d764f3c9' 
  AND (
    token = 'u9iwDNhe24//sY907CoYubZQz91/LJpwRW5jW0VBOxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )