UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qX0lRDdCDm9oyEhRsTrKpicdsFhj3MrL1OzROvxOtT0=' 
WHERE 
  key_id = 'dc4ad21ee7379590d3f6edaac6121f4105443ab87111816990383579ed3632b6' 
  AND (
    token = 'qX0lRDdCDm9oyEhRsTrKpicdsFhj3MrL1OzROvxOtT0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )