UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mdKJu9QCVowalEq5We4eFyyfqHxMQZwjPUbYmzKKUX4=' 
WHERE 
  key_id = '18f156dd147ae3c08c762b2453599ce5fcfd5b144f6c250d065cd0d8bc94df7a' 
  AND (
    token = 'mdKJu9QCVowalEq5We4eFyyfqHxMQZwjPUbYmzKKUX4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )