UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z2UM6l7j4aFiI9g8H61rlGmdVIkff9qUfNlQQpjEiDA=' 
WHERE 
  key_id = 'b68f06fb8ba86bbbe66ae7c05304f20ace2167a7ad905911849ecb8567d90b5a' 
  AND (
    token = 'Z2UM6l7j4aFiI9g8H61rlGmdVIkff9qUfNlQQpjEiDA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )