UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xkw1seh9hQs0wFEEd6jINX1VlUtOAwJEZ8nBeHVowjg=' 
WHERE 
  key_id = 'c421e96240ebf4a081959e9287804db2c6a3d0eb3a8255c41fef453c10331402' 
  AND (
    token = 'Xkw1seh9hQs0wFEEd6jINX1VlUtOAwJEZ8nBeHVowjg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )