UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RPzP5hkWwgVwvGe/3hQE2hl6zIUNPgfeNvxWDZmSd8Q=' 
WHERE 
  key_id = '499dd51e949082de3179146b8a318f2ed8bc157b985e47390d23dbc7dd8a76f4' 
  AND (
    token = 'RPzP5hkWwgVwvGe/3hQE2hl6zIUNPgfeNvxWDZmSd8Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )