UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4xUKa7jdS9GZ+uf/HROhf47kRznamOtO0YwqO5ABjrU=' 
WHERE 
  key_id = '6e8fd15a89c550e773565383851a44b4404bafd31ce3cf2b2a09752f2f04a136' 
  AND (
    token = '4xUKa7jdS9GZ+uf/HROhf47kRznamOtO0YwqO5ABjrU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )