UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '15YnLGahzoF1k0sZuEhaUQh9lVsQulXrnTYYG27QjIU=' 
WHERE 
  key_id = '5a26fef758b93af5800afb461925e157837ed409c3848a8d8d5a0ca5e4cc4649' 
  AND (
    token = '15YnLGahzoF1k0sZuEhaUQh9lVsQulXrnTYYG27QjIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )