UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ljkEy3VZdNz5/emIQOF2e1zII/XD9NZdxbKZvGfa7EQ=' 
WHERE 
  key_id = '9bb9cac3c1e4bfe2ef0b79353018d703a25beb6490242bbc69643a5974c92bf0' 
  AND (
    token = 'ljkEy3VZdNz5/emIQOF2e1zII/XD9NZdxbKZvGfa7EQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )