UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CbkvbTm/LB3GQHIzPOx8yznYoXNDNSMuK+7x9VvniWc=' 
WHERE 
  key_id = 'a0640ad20b0a27bc6ff152bfebbb76e6c26ce3c87edca24937a853113f751b41' 
  AND (
    token = 'CbkvbTm/LB3GQHIzPOx8yznYoXNDNSMuK+7x9VvniWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )