UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rg6H/x3xtk9/760npcmMis4MrPGgCcTQrDeFEuCwRMA=' 
WHERE 
  key_id = '1c000dcfa4e0838b6190f88864d324405c210b0ddf810b176f7c3006ea350eb4' 
  AND (
    token = 'Rg6H/x3xtk9/760npcmMis4MrPGgCcTQrDeFEuCwRMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )