UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1O8BrYgGg/81NlDqlkn/3pCFolMbvuAt8m3SdIPqqC0=' 
WHERE 
  key_id = 'a9d56406131a7e48f9591d871cb7dc29c5977e0b79ee7797fec16b15f3c90ad2' 
  AND (
    token = '1O8BrYgGg/81NlDqlkn/3pCFolMbvuAt8m3SdIPqqC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )