UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81v2YJ+qfbMQT8mXOGj1vCbOVreaCAubDYhxBC1akUM=' 
WHERE 
  key_id = '6111d856830cbbd576700cd30a6447019518aad07ef7fa2d3875eaa0645e20d4' 
  AND (
    token = '81v2YJ+qfbMQT8mXOGj1vCbOVreaCAubDYhxBC1akUM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )