UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BjZ/RNjw2miNrEK5NuUbGP1IosyEnfPbfB8Ct8J4twA=' 
WHERE 
  key_id = '2f50b994f223207bf24533726d8a5032f5e5de830b247d85f7f75e6ff3014262' 
  AND (
    token = 'BjZ/RNjw2miNrEK5NuUbGP1IosyEnfPbfB8Ct8J4twA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )