UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vNN1aRmV1+brWF5zWYSYxzGboVD33z0PXTcUFlNELTY=' 
WHERE 
  key_id = '438b3f59253088e4b6f1945d97898b6c3e80eca60d93058d1984f2aa1ca951fa' 
  AND (
    token = 'vNN1aRmV1+brWF5zWYSYxzGboVD33z0PXTcUFlNELTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )