UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6A1QhHBkqGXaj8YDdFn0cfQ71OJqQn4r0iDoRAgBcg=' 
WHERE 
  key_id = '4506b84ac4c9dc5946bd0cf6295e495f98adbb5481087b215d4ec0b2c8d1eaf5' 
  AND (
    token = 'k6A1QhHBkqGXaj8YDdFn0cfQ71OJqQn4r0iDoRAgBcg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )