UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BtUb8Iu+q0uqPFPwXNPaTPXt9uknBSbiilLk2bLnOJI=' 
WHERE 
  key_id = 'e05d67ef54ce78c78a29bc444a9811895173e982064b98fb2c8c915692421a74' 
  AND (
    token = 'BtUb8Iu+q0uqPFPwXNPaTPXt9uknBSbiilLk2bLnOJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )