UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6KiwZSCOTgjJWXckwLZ/T0clX4TW4oGmKi4JLaSTRE=' 
WHERE 
  key_id = '9508c09ae43f15fa1cf7a52f1339299855665cb47768ac4cd7406fcd616554d7' 
  AND (
    token = 'k6KiwZSCOTgjJWXckwLZ/T0clX4TW4oGmKi4JLaSTRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )