UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MNgFGcJQ6b6IXFXu8hJy34RsUTRD1ZAnYp+U7IFFTFM=' 
WHERE 
  key_id = 'd455a758ac4076cd65b6430f9a916af9eed7d2cc9420347b4ac9a4a712146f2b' 
  AND (
    token = 'MNgFGcJQ6b6IXFXu8hJy34RsUTRD1ZAnYp+U7IFFTFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )