UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6J54kj6CtKKdJK+5BNN9YJf/PFGpvnS3CgoM7382aLw=' 
WHERE 
  key_id = 'c593a3a1c2c720394751221c27f367bd749af5a1ee69d596723382804cb0efc0' 
  AND (
    token = '6J54kj6CtKKdJK+5BNN9YJf/PFGpvnS3CgoM7382aLw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )