UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nPzwswwWkP3m7peBRRlPFMWVeSxrIZab3bGXu51K+Vc=' 
WHERE 
  key_id = '1450b79aba161c7a160e184eb8ba07496758b6a4177c8bd2b2a27604e2c9eee8' 
  AND (
    token = 'nPzwswwWkP3m7peBRRlPFMWVeSxrIZab3bGXu51K+Vc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )