UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QV7SzrCvrqK9b4834jc1s0wD7MY5GUwlmjg7mlM6wr0=' 
WHERE 
  key_id = 'ec0161c4e0151999da28b7168f2718f6839dbfede31def16aa8254e6b17f0ff5' 
  AND (
    token = 'QV7SzrCvrqK9b4834jc1s0wD7MY5GUwlmjg7mlM6wr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )