UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a/5HnSiaG0jINgCrEXlJkHehGBumo1c4YMc57XJkJOY=' 
WHERE 
  key_id = 'd270045cc3964e758d986908c2758af9ba4f40975e3cfdfc1f020f7592f72bdd' 
  AND (
    token = 'a/5HnSiaG0jINgCrEXlJkHehGBumo1c4YMc57XJkJOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )