UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9ZnwhcV+4e3UvhoUcb6+OXgpTBrsB0TzB6GYqGPqWgI=' 
WHERE 
  key_id = '28e088aef72d44aae53c1caf408e89704ebaa24d15feec0190c58048d78cca33' 
  AND (
    token = '9ZnwhcV+4e3UvhoUcb6+OXgpTBrsB0TzB6GYqGPqWgI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )