UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H8zBHR4keJam2NEwytq9lk116JY6IkVAj9bvoezW7qc=' 
WHERE 
  key_id = '7948af5720358f602ec22df3635dc70ac039d1f2f1335cb6885be2622a07f255' 
  AND (
    token = 'H8zBHR4keJam2NEwytq9lk116JY6IkVAj9bvoezW7qc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )