UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cuJZTKKIYk1XwSowa/Un1lXPbnSkpeXycm7AgH4XcJ0=' 
WHERE 
  key_id = 'b842348af07df83a37d08c3c547a930a6da17612dfa719703c2269e7004a81c7' 
  AND (
    token = 'cuJZTKKIYk1XwSowa/Un1lXPbnSkpeXycm7AgH4XcJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )