UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7gWHaMIYAYmpn5kj9MjKTGd/yb2naAT7M4x3e/1CXuM=' 
WHERE 
  key_id = '555b78703447ac711a8a3a738ece3fab27c793432b4b833c03cfea3e074b9842' 
  AND (
    token = '7gWHaMIYAYmpn5kj9MjKTGd/yb2naAT7M4x3e/1CXuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )