UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eWLHAUwlQJkYGjstuvydFouNvxaliRKrCzhEgLvLKd8=' 
WHERE 
  key_id = '3987a4600c8d7583d5a46b8eafd32d14961fa59b5917b953549510b1357adde7' 
  AND (
    token = 'eWLHAUwlQJkYGjstuvydFouNvxaliRKrCzhEgLvLKd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )