UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '94ThpVxhU8ygr1HQT6rZxaqoolvmQE6Fq57woF1O6lg=' 
WHERE 
  key_id = '7d91b3590a51732e90d98264c7ec68df318a5e051d3184d29935fd51e7b57db9' 
  AND (
    token = '94ThpVxhU8ygr1HQT6rZxaqoolvmQE6Fq57woF1O6lg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )