UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YO/wAlOnTLmyrVUrSPKqAZb8pq7RY0vZdHwvGiQbqUE=' 
WHERE 
  key_id = '45fa6d8a602a470f024a5184b59f0fe3db0cb32168d98ddb6d5b103b1e418cf4' 
  AND (
    token = 'YO/wAlOnTLmyrVUrSPKqAZb8pq7RY0vZdHwvGiQbqUE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037