UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VWg407qZ9oP5cMwW31SigjTvrY/MZCE3wC6rKWOvvrk=' 
WHERE 
  key_id = '50151c1618fdd9965ef85264dc88214f12176d6fea1c953ae682d10dec4851cc' 
  AND (
    token = 'VWg407qZ9oP5cMwW31SigjTvrY/MZCE3wC6rKWOvvrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )