UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DbFl6QwNakocGJk2KLM3Br6n6CPKUZlvUcrfmSNsuW8=' 
WHERE 
  key_id = '9d96e5adae4afeb4281398c408090de34824395e6434b476d95da39fb127bb1c' 
  AND (
    token = 'DbFl6QwNakocGJk2KLM3Br6n6CPKUZlvUcrfmSNsuW8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )