UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/0M1fUNCEgADpAtn1W/Kcr+D5C8RHDiDyE8njBY3EI0=' 
WHERE 
  key_id = '56a9b075de6b5382bb58077cd5acee0ce3ca8ba0e727f530b53836514c395388' 
  AND (
    token = '/0M1fUNCEgADpAtn1W/Kcr+D5C8RHDiDyE8njBY3EI0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )