UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dT4m6yf2T8eznDo+oHXpuvXWDdF5fX9ZNq0Lcqpaihw=' 
WHERE 
  key_id = 'ab39480a7617c540d954794a1b60269da1b7a0c279a0eaf9e51d35a8ec94b8f4' 
  AND (
    token = 'dT4m6yf2T8eznDo+oHXpuvXWDdF5fX9ZNq0Lcqpaihw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )