UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E87AKpNCVl75dZ8MTjljJls7Tuk8Lix3V6Mlul8KcVQ=' 
WHERE 
  key_id = '83a32d7cd7febf8ce8199a040eb8db9e7a1e8d09e9f385460e75fbd2cf9b54a5' 
  AND (
    token = 'E87AKpNCVl75dZ8MTjljJls7Tuk8Lix3V6Mlul8KcVQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )