UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+ee2NG1ZugWCkRej3zJ3wy5ysed5JaN3fivwkyUgNZw=' 
WHERE 
  key_id = '81b849545621fe1fe971280410ba08a15376241bb55491372a926f55a92aed37' 
  AND (
    token = '+ee2NG1ZugWCkRej3zJ3wy5ysed5JaN3fivwkyUgNZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )