UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vnxl1eKK0oloUWkqFvAdyqdVaKAWv1QRvru6kyKPKNk=' 
WHERE 
  key_id = '9f91af7359acb9559c405434dee79d468efed91482fbe0727e1eb6c9180bdef6' 
  AND (
    token = 'vnxl1eKK0oloUWkqFvAdyqdVaKAWv1QRvru6kyKPKNk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )