UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zg21wr/VZgGBp1FmJZYb1o9sd9hRklMMayKEIKtY/fY=' 
WHERE 
  key_id = '2ef039e069777b89ddd6dc45fa9ca22b1f22add10366df7b8800f093d2f814a8' 
  AND (
    token = 'Zg21wr/VZgGBp1FmJZYb1o9sd9hRklMMayKEIKtY/fY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )