UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kaM0HDelaGz5lQ88P+QGRT7VazXikSt2H4LIsgSD2ac=' 
WHERE 
  key_id = 'e2b30a70ca562c9dc7c49e3830a88b8e25201d7bd2ae5c07640f1dd0f21fd3ae' 
  AND (
    token = 'kaM0HDelaGz5lQ88P+QGRT7VazXikSt2H4LIsgSD2ac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )