UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RNtX1ZUx/kDFFbrS3Z95w1d9TE0jE3MEQmrGKzvK+6Q=' 
WHERE 
  key_id = '7af7472116bd0918f71a6d558644ff90ee9eec387e1af0d240c1b9b69ff90538' 
  AND (
    token = 'RNtX1ZUx/kDFFbrS3Z95w1d9TE0jE3MEQmrGKzvK+6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )