UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8uXgTBBTQ0xNY3dsu2WYO0rqsDttfWLYSfWqlwxQfzg=' 
WHERE 
  key_id = '43d78925cc86c98a17a90282e92d44e22a46510b96b09485519db158ee401e7d' 
  AND (
    token = '8uXgTBBTQ0xNY3dsu2WYO0rqsDttfWLYSfWqlwxQfzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )