UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k7gK8IamYmJckcQxqDFKk7ff9ZbJobWwapjufahRmIU=' 
WHERE 
  key_id = '4a113569ef8e8a262c0add86cece235a0519989953e7f3ae16804567f952e397' 
  AND (
    token = 'k7gK8IamYmJckcQxqDFKk7ff9ZbJobWwapjufahRmIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )