UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4x0gtVZ5kbJMKUckEeENWgbUlPJVjYuq2HtVcu33xws=' 
WHERE 
  key_id = '2ac9a5fdef322de136f18501fe8fc7a9cd6b6becefc4593a1cdca5371145054a' 
  AND (
    token = '4x0gtVZ5kbJMKUckEeENWgbUlPJVjYuq2HtVcu33xws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )