UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KhW7RD+Y00I+rI0TnCSAshMNirdo7JeqLq4dHRz0WcQ=' 
WHERE 
  key_id = '99ee97ae0be74deef1a5bd2ac9df019d99c34462f2a1bec9f245af6f45bd849d' 
  AND (
    token = 'KhW7RD+Y00I+rI0TnCSAshMNirdo7JeqLq4dHRz0WcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )