UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ng6ZEgFP2txD881mwHrZVbSUfAjxNN5esAu69pw6q+4=' 
WHERE 
  key_id = 'd83840a7c4d72c5a23ba122b474ff96911f96ee37589e7ca11e617212211a3a9' 
  AND (
    token = 'ng6ZEgFP2txD881mwHrZVbSUfAjxNN5esAu69pw6q+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )