UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r8ty7+sXDOrwb3vgD7OakW4SgETym9JcU47VLaLGjLs=' 
WHERE 
  key_id = '3444e834cb8bd0b89f539121f8a573345042d76d07d0e510402e6503b5526349' 
  AND (
    token = 'r8ty7+sXDOrwb3vgD7OakW4SgETym9JcU47VLaLGjLs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )