UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NzNE938/Gf5qob4uBpE8P9vZprZg24CESwyDHxZ+X0c=' 
WHERE 
  key_id = '476efa99277d56918fe6cdf9a80b9d17b46d61cabce37476bdf0a880656e3b62' 
  AND (
    token = 'NzNE938/Gf5qob4uBpE8P9vZprZg24CESwyDHxZ+X0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )