UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MCn+LuUTokTRkG7sOV5Uhl4tuVF/F5+JPNe3cJ5FSKM=' 
WHERE 
  key_id = '4e72c6ad4a5bf3daebd75fcdf6ddba8cd66a6af3dc6b85bad67d151d5f4ad069' 
  AND (
    token = 'MCn+LuUTokTRkG7sOV5Uhl4tuVF/F5+JPNe3cJ5FSKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )