UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ak+V/HLbjq6qaRY9dlg5yJgyocKQYdZ3Pa06hyUktWE=' 
WHERE 
  key_id = '7d9eee3a257f4ccd08d5141379b95bb59f2e7aab0d399dc0d941261648b6c371' 
  AND (
    token = 'ak+V/HLbjq6qaRY9dlg5yJgyocKQYdZ3Pa06hyUktWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )