UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xr8YkEJU2rg7yAozZA/mFkAFku72plOYoFAza0327sg=' 
WHERE 
  key_id = 'a4e4ecefbbb694e6a8d08d3e89db7dffbf383a398072ee0dd7256be9f05d1f0b' 
  AND (
    token = 'xr8YkEJU2rg7yAozZA/mFkAFku72plOYoFAza0327sg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )