UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6TnP+iYFoOelwKwCYm8gYdQEfGgk7Z8tU1J2LLtNuM=' 
WHERE 
  key_id = '84a5811089f5a376bf7ef9403fab02ec9b4a9f50902ab038403be4281bf20e1b' 
  AND (
    token = 'a6TnP+iYFoOelwKwCYm8gYdQEfGgk7Z8tU1J2LLtNuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )