UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RLpyUVqxnm8vhNgqMPsvO8wH4Z/rZRVwMw1yK18N+30=' 
WHERE 
  key_id = 'f43535163f8ddbb312df2303a1ebedf3981606fe0aee8c235cce79002f9cf617' 
  AND (
    token = 'RLpyUVqxnm8vhNgqMPsvO8wH4Z/rZRVwMw1yK18N+30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )