UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'emuRBFclNz2afiAgeNClKJx4soKM9rdouwf6ncDGmHc=' 
WHERE 
  key_id = '26eb81c89ae4e795379e3f77f51299393cff37c622a9d672871c4b88df4d69db' 
  AND (
    token = 'emuRBFclNz2afiAgeNClKJx4soKM9rdouwf6ncDGmHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )