UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zm6wFvFcYaq02RCqvhCch/b927jvE57WIXoqND5ECkY=' 
WHERE 
  key_id = '3c82de3bc5f1897b47fe500349b99a293f5a0d984f981dab6aa648195b3e1cc9' 
  AND (
    token = 'Zm6wFvFcYaq02RCqvhCch/b927jvE57WIXoqND5ECkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )