UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9gBc5lX2wt5AVa3RQwJp2A7fAJV81cfkGXa5PDC96lc=' 
WHERE 
  key_id = '591a9686caada4e140b3cd891ace10e2edead3a699aedca6dd4308a5cc5a5384' 
  AND (
    token = '9gBc5lX2wt5AVa3RQwJp2A7fAJV81cfkGXa5PDC96lc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )