UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QNhMqxEtnicxzEgnyejUajgbZLNKq2hIuSja4H1dU8Y=' 
WHERE 
  key_id = '6e7c585402ca49f183b0203db4d7feb5bdb4b420301348c07efd4ccb2f3c51fe' 
  AND (
    token = 'QNhMqxEtnicxzEgnyejUajgbZLNKq2hIuSja4H1dU8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )