UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WzqHIP0VjCnZRZd2Iw48e9MtJFal4z6JoxlflE2EZL8=' 
WHERE 
  key_id = 'e803f34bf023d58b31e9a329116c43f2c681623a64378bb6f9fb6a7c7639cfd4' 
  AND (
    token = 'WzqHIP0VjCnZRZd2Iw48e9MtJFal4z6JoxlflE2EZL8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )