UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6pjcSgpPY1SOMkc4DAfV2lCq1/uIZx0mUReRS+WO4eY=' 
WHERE 
  key_id = '30e0e076f94bcf55937cb709c4c8ec8548ccf553e01686d4db065e880e6f6880' 
  AND (
    token = '6pjcSgpPY1SOMkc4DAfV2lCq1/uIZx0mUReRS+WO4eY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )