UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N3TFKF3A3NDcSLuXu0ZmUSd6txtjeQVjtlsm1azBOQo=' 
WHERE 
  key_id = '08a72719dfea7a69e8c557eb165215c5b9c199259478d5a58013c897717869a1' 
  AND (
    token = 'N3TFKF3A3NDcSLuXu0ZmUSd6txtjeQVjtlsm1azBOQo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )