UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qwlc+6pl7DiOpm3Qs9orpp+kjXurv0QnrG0HzaMpjEM=' 
WHERE 
  key_id = '68dec5c3b9b1e6a79d6f974d070dcada9d72ccb0246d9f21ac99bd1b4bf1a51e' 
  AND (
    token = 'Qwlc+6pl7DiOpm3Qs9orpp+kjXurv0QnrG0HzaMpjEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )