UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fMkl8aNogcxhR27TUwf2+oYDwsqOeaXsPLErddIqOOM=' 
WHERE 
  key_id = 'c4911c36291e7c796041dd77bf7a89b53654bedb04f97b53d3c5e65bf7bc173f' 
  AND (
    token = 'fMkl8aNogcxhR27TUwf2+oYDwsqOeaXsPLErddIqOOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )