UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lw3ZAh/75hxMe5HjC0PHBHINDF/thpN4LoBFcx88mv4=' 
WHERE 
  key_id = '2304fe1a5d9e3ae63e35abb0c387a1a52a251098e28e6a2d415d093d807aeea1' 
  AND (
    token = 'Lw3ZAh/75hxMe5HjC0PHBHINDF/thpN4LoBFcx88mv4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )