UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UYuT9/+SmtjwSHkyFpUwZV8zBbynnXb2RdEB6hzndCc=' 
WHERE 
  key_id = '6994b21c4912897dbd84b9a3ec96fe0555f4f490969c064fc7efc2f6bcc174be' 
  AND (
    token = 'UYuT9/+SmtjwSHkyFpUwZV8zBbynnXb2RdEB6hzndCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )