UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4MZVmLQYmz44nbBoLwoiDu1S5WUOH2UKVEAsI9CNoGg=' 
WHERE 
  key_id = '3ce604fa2ad11b758b4ccf300e5201520944858aab70bf9cbbd879d4f5fbb458' 
  AND (
    token = '4MZVmLQYmz44nbBoLwoiDu1S5WUOH2UKVEAsI9CNoGg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )