UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'geka5FENW7+VU6dRJrw6WXpOJ+qxEKEcU6sGy+TEeSY=' 
WHERE 
  key_id = '18d2b34bfce76c1cabb5dedda9d9b24ba088abb6807690240d9c4e1a90872c94' 
  AND (
    token = 'geka5FENW7+VU6dRJrw6WXpOJ+qxEKEcU6sGy+TEeSY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )