UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ok3eWgZ2p/IEmCzHwK528GHi8qtE41Ng3mznJP6umuM=' 
WHERE 
  key_id = '8e4edea61484ebaffe3627e60799457391229b8c6ab719742f1396821f6c9f01' 
  AND (
    token = 'ok3eWgZ2p/IEmCzHwK528GHi8qtE41Ng3mznJP6umuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )