UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PUO7hDx/V6D89YXrGMVklohq8TZDZLxY3pKm67SlGMw=' 
WHERE 
  key_id = '7a3f243fa1865037922ae9e6acfd903538b4b3f4db2890f3bbab3aca690e691d' 
  AND (
    token = 'PUO7hDx/V6D89YXrGMVklohq8TZDZLxY3pKm67SlGMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )