UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MkWTdaVxUMxFbr55iPs4Pb4VOivorxGoqYruYZwReyk=' 
WHERE 
  key_id = '015a6f04e32679c34c3309243fd373e46783316a87d74e7f8967bc9969ca2385' 
  AND (
    token = 'MkWTdaVxUMxFbr55iPs4Pb4VOivorxGoqYruYZwReyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )