UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WRkdt1MzYMjOqudjI5RQdfcYVJxrsQTuNfS48WUKTm0=' 
WHERE 
  key_id = 'e0a40c7539c5bea4c323a32437076a6b13f86495117c024afe082dd397f8e344' 
  AND (
    token = 'WRkdt1MzYMjOqudjI5RQdfcYVJxrsQTuNfS48WUKTm0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )