UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rX6MM4d9b2FEgpOzpReG6btgOibzbkxvGf+HGkeHjCU=' 
WHERE 
  key_id = '973b606b4ea191fb9bfe099f1c192c0b7be0a0f1b3431495f944e60a744450c1' 
  AND (
    token = 'rX6MM4d9b2FEgpOzpReG6btgOibzbkxvGf+HGkeHjCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )