UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tAiF0kgNlhJ+zrq0/yDUrZEEbfbepITIIuJa8mFmd1o=' 
WHERE 
  key_id = '9b027831091aa599d1d51b1f8a5d8817de780010e0c56c307d4cbe5fc2914d6a' 
  AND (
    token = 'tAiF0kgNlhJ+zrq0/yDUrZEEbfbepITIIuJa8mFmd1o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )