UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qwt3mEituAXQ2HCud/qS0QtAzSXyyxiXVzUFuemcLP4=' 
WHERE 
  key_id = '994a103834657e885be7a13072f49f854aa896dab38269ced041686d507cfe5e' 
  AND (
    token = 'Qwt3mEituAXQ2HCud/qS0QtAzSXyyxiXVzUFuemcLP4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )