UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xr6ANN40LxtdOGHLafKIho6NDVW5kHd1SsoWINjt9Yw=' 
WHERE 
  key_id = '8dd202446da5fd3ad84f785a90c233d0c151b3d877b400f12fa67d6b51c96313' 
  AND (
    token = 'Xr6ANN40LxtdOGHLafKIho6NDVW5kHd1SsoWINjt9Yw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036