UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z4ZLTTtLUroVaTFcksOgr0KfPiyrNH2kqmlRwy1MJd0=' 
WHERE 
  key_id = 'da976509ea250832ecd8afe779b536dcd087d581f76d8b0bcef12994faf5eed4' 
  AND (
    token = 'z4ZLTTtLUroVaTFcksOgr0KfPiyrNH2kqmlRwy1MJd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )