UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kV5CHnNb9eo6pzbzFkBZTnD0mHYR4OrtFgIv0XPVzZA=' 
WHERE 
  key_id = '8c124534c1a92383f88c1f7b678bdd0f94f2fccac1c9812c799248f6dd61a260' 
  AND (
    token = 'kV5CHnNb9eo6pzbzFkBZTnD0mHYR4OrtFgIv0XPVzZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )