UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'URPPk7xjASeMFTtH3yDGLJG357/sefFdQPBGzXObHNE=' 
WHERE 
  key_id = 'b2bddd505c874f6bc0bce176c56c0d135cf22a7be89b6e4ce81683300f7c6fd5' 
  AND (
    token = 'URPPk7xjASeMFTtH3yDGLJG357/sefFdQPBGzXObHNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )