UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '94aLczdyu52QITf2TnQmJHCi/ar/1Vk6cM0IO1S/EbI=' 
WHERE 
  key_id = '239858aebaa253206307d807fbd5fbc3ca1fe570605d4b40caab8c9348649b20' 
  AND (
    token = '94aLczdyu52QITf2TnQmJHCi/ar/1Vk6cM0IO1S/EbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )