UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WaE3oEda1zp+O1rzOpxNepWb4vK8JTWvGD6aLJZnev4=' 
WHERE 
  key_id = 'd21f8567f4ffe3096957ae02b190d35d79024dbff85808aab82066a6f030af50' 
  AND (
    token = 'WaE3oEda1zp+O1rzOpxNepWb4vK8JTWvGD6aLJZnev4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )