UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HfZ4OBT//EXtzg9YcW5ph1xFkhzFXq0wMScxfonqAN0=' 
WHERE 
  key_id = '63db88e1b6e86b0e4fae869be809b93ae2fa4c6f52a11cf95e0e5523449f024a' 
  AND (
    token = 'HfZ4OBT//EXtzg9YcW5ph1xFkhzFXq0wMScxfonqAN0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )