UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ppi5ZbPFqoq8ZmWmT/EU/Qvs8fueHZfGC7n+uR+rz8k=' 
WHERE 
  key_id = 'b77520d4781b1e4cdfac7c36ae6db68bbb6a65965f65e1ec9b2431650910768c' 
  AND (
    token = 'Ppi5ZbPFqoq8ZmWmT/EU/Qvs8fueHZfGC7n+uR+rz8k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )