UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Br3c76Lx6Wi2PTXc0E6KrFKo8bdsPzh8tmP7V/jsmbA=' 
WHERE 
  key_id = '90373b76dcb47a041b3ca5ff1dc9ba01c354c94629e852f07230d91b1d6ac91c' 
  AND (
    token = 'Br3c76Lx6Wi2PTXc0E6KrFKo8bdsPzh8tmP7V/jsmbA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )