UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2PAhpcfxXbSHrF1JEZHsrfDHYO3LKlSBKQItzQxAJZc=' 
WHERE 
  key_id = '6d8166532e155366d898f3cc552bc3b1d92b1f76ec2cb5c822b2bf8cd9aeb837' 
  AND (
    token = '2PAhpcfxXbSHrF1JEZHsrfDHYO3LKlSBKQItzQxAJZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )