UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZhnOIEusC4W8xk8na8tPBDlmS0/mT+W1EsoZGWkdiDc=' 
WHERE 
  key_id = 'b52786b62a2488078454c06af86fa993c7b91de6cc5a499e44e7e265ed27dd16' 
  AND (
    token = 'ZhnOIEusC4W8xk8na8tPBDlmS0/mT+W1EsoZGWkdiDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )