UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RztvlLST6QSWboWHqxXm64NZ5YNuV2SGj7PQxDsmza0=' 
WHERE 
  key_id = '161b282efb2526739254659f30ab9d07eb28d504e33c0318a6583b00fd8edec7' 
  AND (
    token = 'RztvlLST6QSWboWHqxXm64NZ5YNuV2SGj7PQxDsmza0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )