UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pl6t7dJ6GTGS9J/Sa+mDB7kLiGVh3ERtLzs6tAo0gdg=' 
WHERE 
  key_id = 'b7a368e9564f85f85cea03e98b2196e554c7b74f0aeff4176306c8235921ad7e' 
  AND (
    token = 'Pl6t7dJ6GTGS9J/Sa+mDB7kLiGVh3ERtLzs6tAo0gdg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )