UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1jpa9Wdt0NnVGHWmOljj9gIPYLB8isHakL4w0cCnz+Y=' 
WHERE 
  key_id = '98c83da6d1fffb6eacd5710a76a00b10c64382d509a8b003127ce356500e7cb6' 
  AND (
    token = '1jpa9Wdt0NnVGHWmOljj9gIPYLB8isHakL4w0cCnz+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )