UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tBZB3L9f41SSAlsf7Sjl2ZpXHfCDOjguJt8vyJ/PZsU=' 
WHERE 
  key_id = '994c6223d9a4481c7705cb4ffe2eb694cad109d4dd7e7f5b551c5d40fac91659' 
  AND (
    token = 'tBZB3L9f41SSAlsf7Sjl2ZpXHfCDOjguJt8vyJ/PZsU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )