UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vlNaZbbdiJXiYEO+aM7e77ZM0ArdOUiYK7JulzVxLzU=' 
WHERE 
  key_id = '9a846ef023d71958af972648fe00c72a136697f299204a35dfa144ca05bc1056' 
  AND (
    token = 'vlNaZbbdiJXiYEO+aM7e77ZM0ArdOUiYK7JulzVxLzU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )