UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MGfHhKKdiBQFas8Ts9RwJhdBalg3xozEf61qiQ5fzjI=' 
WHERE 
  key_id = '557d69514151cfda74c43c1e39fdb1846a44d7aa79c192a91c16d0788d52306c' 
  AND (
    token = 'MGfHhKKdiBQFas8Ts9RwJhdBalg3xozEf61qiQ5fzjI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )