UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6+AQumupCf0agOA7uqYlYyiOjbad/fWtRoHK/1dbSk=' 
WHERE 
  key_id = '678903e7b788a33f1f7b0d0d8157ac68ac11c52ab03730399b19b48c87c842c4' 
  AND (
    token = 'C6+AQumupCf0agOA7uqYlYyiOjbad/fWtRoHK/1dbSk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )