UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8xGG/ebdgmIBZy8bWZR2CBhrY2JTqa1gVpX91xgRkNA=' 
WHERE 
  key_id = 'ddfaff6adcb7dee9067f565715978b3e5b87b1e740b5021a6d96ebd627abd399' 
  AND (
    token = '8xGG/ebdgmIBZy8bWZR2CBhrY2JTqa1gVpX91xgRkNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )