UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MRdtA2tQWvcdFrHvUbLEH3SMbmbqjk5kk2UqAwrbe+s=' 
WHERE 
  key_id = '95a8e7e9b778c1a3682403e8b225b72d56db540b7f86681ccc950fe558c0464e' 
  AND (
    token = 'MRdtA2tQWvcdFrHvUbLEH3SMbmbqjk5kk2UqAwrbe+s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )