UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WMktj6tm/i7hL7TKvFnVygaSqAJGycPbcy1s0c5OYPk=' 
WHERE 
  key_id = 'a2d2e90d7569ed5a33b3adb0224e455d69a06e589dc56f194aebe10596918d54' 
  AND (
    token = 'WMktj6tm/i7hL7TKvFnVygaSqAJGycPbcy1s0c5OYPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )