UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RhlCg1omP8oN4glzFkflyfF/NNydlh6BtKd6qqTri1M=' 
WHERE 
  key_id = '6442f4abb198779ce8a33b5495b902df4cca45d1449567080492157598a9691c' 
  AND (
    token = 'RhlCg1omP8oN4glzFkflyfF/NNydlh6BtKd6qqTri1M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )