UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6WqWWJ3PpDr+KzszdWCbx5uaAvoRRbARmumyF3Snphk=' 
WHERE 
  key_id = '7f4e3a759d44897c1d85eb568b44307c4b78ac6be4772331b639752bfb3465c7' 
  AND (
    token = '6WqWWJ3PpDr+KzszdWCbx5uaAvoRRbARmumyF3Snphk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )