UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8iLb5PZQgAc7pdvSo558NBNvVBdVSQEfkDIC5XRPZLQ=' 
WHERE 
  key_id = '991a33ff530d8a4e0109a196caea6d94876c4eedd160f555d5b13a4e8458cfa7' 
  AND (
    token = '8iLb5PZQgAc7pdvSo558NBNvVBdVSQEfkDIC5XRPZLQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )