UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kw2xTxe05r0LkBdpqTrTBRKuihLIwHbz4OA5R2ZhUXg=' 
WHERE 
  key_id = '462d42979cebd64fa702c3a0503f3321ad21aaa6d42240bd445152421cbc28da' 
  AND (
    token = 'Kw2xTxe05r0LkBdpqTrTBRKuihLIwHbz4OA5R2ZhUXg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )