UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3U/yuhxzRqmCXcXIdplljS824BExNU+HKBAMsfTU/tc=' 
WHERE 
  key_id = '9af8dd85ab4dd29647b2fa9ad3ce61f32a2256a6b244473747ec727204f46a47' 
  AND (
    token = '3U/yuhxzRqmCXcXIdplljS824BExNU+HKBAMsfTU/tc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )