UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2PjN6KzrTO0SfLamzNXkia5XmHHbR6UgrUfhJZl+3xA=' 
WHERE 
  key_id = '4594ab57501e713c675dff48f10564ecfb067db37a508668efdf1d7a76368b51' 
  AND (
    token = '2PjN6KzrTO0SfLamzNXkia5XmHHbR6UgrUfhJZl+3xA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )