UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kis8R+jKYVjvjaeFSjdKz5iL7R0LmasK1hQtlMbWAUs=' 
WHERE 
  key_id = '6dec23948986ca75f7ce2bbb8b9fc75987e664424565d2010576de706959a585' 
  AND (
    token = 'kis8R+jKYVjvjaeFSjdKz5iL7R0LmasK1hQtlMbWAUs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )