UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3nMPfQpQr9k32ZUzhVsM5LwS52iZuOWutFtux1hXCg8=' 
WHERE 
  key_id = '83453cba0429a6daeb063e974bc3530372a778cce5035e217aff251893aa0de8' 
  AND (
    token = '3nMPfQpQr9k32ZUzhVsM5LwS52iZuOWutFtux1hXCg8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )