UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'El8rSKUhcqmZ+x9YnKXqZT8rjmR9TsFOt4trZifWPlQ=' 
WHERE 
  key_id = '83fd3e8a012b5d04e5e84420ff673131fc64faf84799e96cfa2ef2915e3d7047' 
  AND (
    token = 'El8rSKUhcqmZ+x9YnKXqZT8rjmR9TsFOt4trZifWPlQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )