UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PRi8UxOyXXN3Xxl6eRov1T+C2ut+cuW35XMc09KO9uI=' 
WHERE 
  key_id = '79eefae2f9481d087a141e11eeca7eb0e0bc9a95077509e2d724c2041f4ac70a' 
  AND (
    token = 'PRi8UxOyXXN3Xxl6eRov1T+C2ut+cuW35XMc09KO9uI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )