UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MYUpHwHVXzk7az/RmG2PdNzWMMxQpWqTb0KZVRX5feI=' 
WHERE 
  key_id = '0a3d51677fad3780a7bcb661a0ce0526a92860cf84306f493d6f2b384f62629d' 
  AND (
    token = 'MYUpHwHVXzk7az/RmG2PdNzWMMxQpWqTb0KZVRX5feI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )