UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ufok6dzTViJeDHVoLU8XGpnbZZCt4UvmWQK5OF6p9GY=' 
WHERE 
  key_id = '496f678eb1d4099704129550c968224d96ecab3292bbdafa2af4e37e664a9040' 
  AND (
    token = 'ufok6dzTViJeDHVoLU8XGpnbZZCt4UvmWQK5OF6p9GY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )