UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yFp7VhC8gOTrfw9u3CyuzM1FxJzJjWzYpjrkEUTyz8M=' 
WHERE 
  key_id = '3648adbf3bd2cd743b185505ef06461322b888fedb493092e9840c71c01087de' 
  AND (
    token = 'yFp7VhC8gOTrfw9u3CyuzM1FxJzJjWzYpjrkEUTyz8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )