UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'itYKex2RewMOa0kmDrctiiV46GbKocMuE9fMmVpVKmc=' 
WHERE 
  key_id = '6a62e86e30816d660fb355c1458037ff644a6de9e2d663449876d09377851a5e' 
  AND (
    token = 'itYKex2RewMOa0kmDrctiiV46GbKocMuE9fMmVpVKmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )