UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm3Q3y3mTco8HEqqqO8Nqvh/v1CMEKJi26H9q86nHS6M=' 
WHERE 
  key_id = '317c2f17d072ee03a26216a6fc68e79585bcb08f2ae056032d732c589002ffc8' 
  AND (
    token = 'm3Q3y3mTco8HEqqqO8Nqvh/v1CMEKJi26H9q86nHS6M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )