UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8wtmgmWnbt5A94VzX5C2xrbmD8G+5B4MpfUydLxO+6Y=' 
WHERE 
  key_id = '425c30416c5b344ea95f8b54320dd375ced902b859a01be0f16cb20083be46db' 
  AND (
    token = '8wtmgmWnbt5A94VzX5C2xrbmD8G+5B4MpfUydLxO+6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )