UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DW009Y0NUAl52z+nlTRavk/wiJGh7WswFqLYDCC9N3k=' 
WHERE 
  key_id = 'ae65e1341d98383a7c6ee34e095d3a565ea3688c28b5e63d184a71a562280683' 
  AND (
    token = 'DW009Y0NUAl52z+nlTRavk/wiJGh7WswFqLYDCC9N3k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042