UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QRdUghHa69opMmJFa8n1NDzUJspJSsgw33IIqcySD+A=' 
WHERE 
  key_id = '53b33b33ba7afdae785166fbec224a3d5587e265dcde81a7da9c52a93f58f90c' 
  AND (
    token = 'QRdUghHa69opMmJFa8n1NDzUJspJSsgw33IIqcySD+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )