UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l6S+v5mIeu/JyYvMhpbEC9AV9xjMxuvER5aPtgX5Vnc=' 
WHERE 
  key_id = '1df17794261f81a4f7a53a771820e556692684244f2316126e72d12426b7e728' 
  AND (
    token = 'l6S+v5mIeu/JyYvMhpbEC9AV9xjMxuvER5aPtgX5Vnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )