UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J/6bUzdLO0ee0H4DNcv7kqW1lNMibPmVIVSPSpw+JtQ=' 
WHERE 
  key_id = '81e0ebb837538d94d08c24f3e3bf377756cb11c12381eb154af9a3a3bbb8af50' 
  AND (
    token = 'J/6bUzdLO0ee0H4DNcv7kqW1lNMibPmVIVSPSpw+JtQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )