UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fHR42Nu33otpKZ9X0UoyQpNFjaoAt7aWOj2Ww3+poiw=' 
WHERE 
  key_id = '3476b02d039b0b43e553bbb7738095621887b7a98ebca060b33586447d475579' 
  AND (
    token = 'fHR42Nu33otpKZ9X0UoyQpNFjaoAt7aWOj2Ww3+poiw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )