UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XYxbLQseR8ruOlhGFH9PlKZb5WEFZBwWjj2P10rBC9s=' 
WHERE 
  key_id = '2d41977ff675786df93c20fd208b2669f30aa465f4c3d05fb374279d14cf4a4d' 
  AND (
    token = 'XYxbLQseR8ruOlhGFH9PlKZb5WEFZBwWjj2P10rBC9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )