UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e/kKJCkZ52qETYS3K76uN5Kbt2+tvw4oV5Zp4IJXJBI=' 
WHERE 
  key_id = '4ac544ecf9fe613fc6234f3c3e5f1f2e1cba97d48be7ed9d5c0d2bec67f53e9a' 
  AND (
    token = 'e/kKJCkZ52qETYS3K76uN5Kbt2+tvw4oV5Zp4IJXJBI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )