UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+KJBvIur72DP1BgwtDYTpWytjbqwSoh5A+IYixOYz5o=' 
WHERE 
  key_id = '55b8f00f251e31b29d964a97abab0b29ca20ddcd1371028f7653d02bf9ee03f5' 
  AND (
    token = '+KJBvIur72DP1BgwtDYTpWytjbqwSoh5A+IYixOYz5o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )