UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6egqh+IMYzjbKZt6hmuzB9YoVGDUp9M6ULzFwq3LUJA=' 
WHERE 
  key_id = '7a90f717ce96fe19e98d2f01d3857797c0d561e1344ca99d0396cdffb1de9cf7' 
  AND (
    token = '6egqh+IMYzjbKZt6hmuzB9YoVGDUp9M6ULzFwq3LUJA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )