UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KCI63k0Gg9jBCqn+qJDcf7qvMkz/tY1Y7VDetZsTFrw=' 
WHERE 
  key_id = '2cd13b0f21b8337fbde8912de49c7f9e1e9b23051e0dbe5bc41d452c16f4d104' 
  AND (
    token = 'KCI63k0Gg9jBCqn+qJDcf7qvMkz/tY1Y7VDetZsTFrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039