UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hVGlS5zTHd8sqGztzhht1D6MGu/QRJ8Z8b6aX/AZY7k=' 
WHERE 
  key_id = '1f34642d40b1ca2299385772076a91ae18655cbfd55f3332fa6e18d73a2f8a07' 
  AND (
    token = 'hVGlS5zTHd8sqGztzhht1D6MGu/QRJ8Z8b6aX/AZY7k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044