UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LQpUqeDwcPQdy9JwGycB3e1cuOrAwxtUerKvkqKrlcM=' 
WHERE 
  key_id = '2cde5eb79e961576e1e0af912d34a267a088df7ab98de32cf2020f9a8953f597' 
  AND (
    token = 'LQpUqeDwcPQdy9JwGycB3e1cuOrAwxtUerKvkqKrlcM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )