UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8UhOZXILrmcPst184cZUt/sk8RBmpjK4wibQWzyTlVU=' 
WHERE 
  key_id = '8151432da0bbe75b8d59fd70fda9159044d89b29797ee467c9bab66bf477c3e8' 
  AND (
    token = '8UhOZXILrmcPst184cZUt/sk8RBmpjK4wibQWzyTlVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )