UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UMaFTBH7QpKAc9J0mlmKaV1XdNik9MjfThIL0cMwBJg=' 
WHERE 
  key_id = 'a4eec095bae691804b04ca495ca604bf8a20233744928eeebd4d4f3f14895a29' 
  AND (
    token = 'UMaFTBH7QpKAc9J0mlmKaV1XdNik9MjfThIL0cMwBJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )