UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NnEPsj0REA1WfkqWIwv/3nn4qTWhLO9gTxivGykjYxA=' 
WHERE 
  key_id = '767940058e4f598170036a4e0cbef0276e2020c5c457d839ee3354cbfff357f5' 
  AND (
    token = 'NnEPsj0REA1WfkqWIwv/3nn4qTWhLO9gTxivGykjYxA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )