UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm/Z1jOu4El9sC8EqprQadWG23/e+0MOhHqm3R3bf7bY=' 
WHERE 
  key_id = 'b8c49b51bb240f030662599cd4e776fac5810dfe270251b3a98780c8d90fcbfa' 
  AND (
    token = 'm/Z1jOu4El9sC8EqprQadWG23/e+0MOhHqm3R3bf7bY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )