UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'bjePImhpvd7inFyTxEDws9R6z71jqaTVc930z6AG0iQ=' 
WHERE 
  key_id = 'bcab08974d6e296494052a2c876df921e3cde9698c24e78922fb47bc7dbc623f' 
  AND (
    token = 'bjePImhpvd7inFyTxEDws9R6z71jqaTVc930z6AG0iQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )