UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '165fjxjd/eT9Ffg04CS9bnwzTyPldcdGPbGq17bQ0O0=' 
WHERE 
  key_id = '251d5657d12b823b5193a04d915418f5ea1f089db7381bed549101773feafa3b' 
  AND (
    token = '165fjxjd/eT9Ffg04CS9bnwzTyPldcdGPbGq17bQ0O0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )