UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'muxAZgN4bvnbAvhpcjiQTAouVGkY4vBAIB6vlVwWoJo=' 
WHERE 
  key_id = '2b6c09e418933a68b9fdba0b5682e75b6813ecf57219bc1a1962d7c0ff17068d' 
  AND (
    token = 'muxAZgN4bvnbAvhpcjiQTAouVGkY4vBAIB6vlVwWoJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )