UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ay4Ezu5EDQZj7pPShl69tTd4IU3MLo0XhGTyk16A4wY=' 
WHERE 
  key_id = '23e31027a59860c0de459e47be3a8505494f16fa1877686aa2a8c9b05c246869' 
  AND (
    token = 'ay4Ezu5EDQZj7pPShl69tTd4IU3MLo0XhGTyk16A4wY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )