UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mnbcDD4NeLaZa5SZm9ALJIX2cL/KGf/R2TyEkpxHHX0=' 
WHERE 
  key_id = 'be744ac8528fc6eaf1f3771dfe0b3a5a0c377aa63a18c03279e98d0c57379e61' 
  AND (
    token = 'mnbcDD4NeLaZa5SZm9ALJIX2cL/KGf/R2TyEkpxHHX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )