UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'atqfYIQ1m8PGgvabaOUz8Xulz0M7RsuPxe2TEdTdLoc=' 
WHERE 
  key_id = '50a375e67e9f31bc726c9ddf8a2a9133fc069b12a27c9fcde30b6ba481de4310' 
  AND (
    token = 'atqfYIQ1m8PGgvabaOUz8Xulz0M7RsuPxe2TEdTdLoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )