UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dkLsI1VrydkhZhZ0WbM0Bw/BzOgG3VYyPZdP7w+mudg=' 
WHERE 
  key_id = 'c6c27fd701071e9c086979034196b138010f62800a36a0ea0c9025d91d5289dd' 
  AND (
    token = 'dkLsI1VrydkhZhZ0WbM0Bw/BzOgG3VYyPZdP7w+mudg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )