UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C68R+F3W3RIj/nrcnBFDWcwgW2E9BRpKNkE+zt0gH/o=' 
WHERE 
  key_id = '9da396c49185f8a94165e5e09bff5e6c5e81bcccfea5860398c7cd28302d7a5b' 
  AND (
    token = 'C68R+F3W3RIj/nrcnBFDWcwgW2E9BRpKNkE+zt0gH/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )