UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AIcmFRk93R/g2luP121D2ozEgJjwd159//FKRQKiEKU=' 
WHERE 
  key_id = 'edaf143011cb78726a315a425c6ea937fd75c67e3df2a2271c5dec22ed15a464' 
  AND (
    token = 'AIcmFRk93R/g2luP121D2ozEgJjwd159//FKRQKiEKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )