UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vj8kh1VHpIwMOR1y3xYMRk1u7iEg4As8sPNi6zbWpcQ=' 
WHERE 
  key_id = 'b81696e517e5b5fd20ad33e639d4d18e39634241b95dd1237fc20d41d097fc5e' 
  AND (
    token = 'vj8kh1VHpIwMOR1y3xYMRk1u7iEg4As8sPNi6zbWpcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )