UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9BvUy0VOXzieQGzLx6lRe6sAlfb5/kuLh+e3KpyUkhw=' 
WHERE 
  key_id = '27eecc5693a2bb615a2327c13636b5907ca28fcb44168e3d0808252c42415f85' 
  AND (
    token = '9BvUy0VOXzieQGzLx6lRe6sAlfb5/kuLh+e3KpyUkhw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )