UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4xxPp688+JDWjCftf6rmv0YMJFGq6SgoQkn+HSUjjks=' 
WHERE 
  key_id = '8f7d20ea664da7107386e56b2d27767469f096d3fc6b6b0c0f2a9d2c0bc85d19' 
  AND (
    token = '4xxPp688+JDWjCftf6rmv0YMJFGq6SgoQkn+HSUjjks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )