UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4WQdekQwHtiKtJGO45CAhOGxrGF/2X5jGcqIZKREdis=' 
WHERE 
  key_id = '959b7a6eb65895e12792f65170dbbad67a664976b9649983e08b2647dfb8eb5a' 
  AND (
    token = '4WQdekQwHtiKtJGO45CAhOGxrGF/2X5jGcqIZKREdis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )