UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a15TR92IQjuqMjeFtCc07UuiTqRrfJ09ZHt+jD0XJug=' 
WHERE 
  key_id = '74bc36eb8104858527d1f40762cee91876894234343540b876276c69b2b38e52' 
  AND (
    token = 'a15TR92IQjuqMjeFtCc07UuiTqRrfJ09ZHt+jD0XJug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )