UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gCVMbhAf8gxewHU8jpwDHZwmZ2VjoXsf3RHncbgnKjU=' 
WHERE 
  key_id = '91e2b762f700f726fb846bf0fb3a7cbc5f2902b137f704a3ce58553c777b48bd' 
  AND (
    token = 'gCVMbhAf8gxewHU8jpwDHZwmZ2VjoXsf3RHncbgnKjU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )