UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PL9YaPy5Gc6fYTv+cvXJTXrtrOylarhjKWk0cEbBkH4=' 
WHERE 
  key_id = 'a883d0b96305e47149a71c6b82187fe6a1c0d7619fe3b108a9ecc57d649fe606' 
  AND (
    token = 'PL9YaPy5Gc6fYTv+cvXJTXrtrOylarhjKWk0cEbBkH4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030