UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VeEm+syr7zY2IMmb+tzzWu5yDWSD9n6tTFaVDY9wB18=' 
WHERE 
  key_id = 'fd4796276e3a8496b69cfdb460a4576af56c7932edebe53a6de9b5b540abbb39' 
  AND (
    token = 'VeEm+syr7zY2IMmb+tzzWu5yDWSD9n6tTFaVDY9wB18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )