UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1cG03KVOyLfnBeRtiN93QtPYGHlRfzOAwPl0fTYEfh0=' 
WHERE 
  key_id = '75b2281925d97c6a6a36ff4cfeafe8a888e96cf5f5d7c9a097f2e698d767f521' 
  AND (
    token = '1cG03KVOyLfnBeRtiN93QtPYGHlRfzOAwPl0fTYEfh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )