UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UuZeAO1sLDmHX6tEIQkdRJrLnIoLM8nX4e8iFwFyjpI=' 
WHERE 
  key_id = 'a02acda3d1181df7af402f8e367aa2b3580ead1752b6500f77cb578293256916' 
  AND (
    token = 'UuZeAO1sLDmHX6tEIQkdRJrLnIoLM8nX4e8iFwFyjpI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )