UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yzKRbv5cGM7CDdo/AVDYGqpIqbyqmMxMDBev4A1zJYQ=' 
WHERE 
  key_id = '84d9c8e4fa6d0f582fbd68b90ae808c0c4940dceb3a874fcc6c47351b30c5f19' 
  AND (
    token = 'yzKRbv5cGM7CDdo/AVDYGqpIqbyqmMxMDBev4A1zJYQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )