UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qW9sGNyc4H/ecFNnrj/BcNqZBEbq7jkQRGvVhOVyDDc=' 
WHERE 
  key_id = '7a4e4abac3c9fffc484f89d78435044c0a484818a84549aa2ef764785825e528' 
  AND (
    token = 'qW9sGNyc4H/ecFNnrj/BcNqZBEbq7jkQRGvVhOVyDDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )