UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9xJSbuDg3xX5+qfGCg44x64aSwXiiEBj5QEM3NS+T+A=' 
WHERE 
  key_id = '8415534b9cbb66a68bc0d7c3b666d3c180509c138db2112adc469648cf649b3e' 
  AND (
    token = '9xJSbuDg3xX5+qfGCg44x64aSwXiiEBj5QEM3NS+T+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )