UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w3oL/Kq1fIjC40avAcWzUc3XweGzxFAh1SsgJbjVyqY=' 
WHERE 
  key_id = '6c21d4a168931a32f6dd5e3693ec62d65c7fc189331ab69c203bc8f7d33c9cab' 
  AND (
    token = 'w3oL/Kq1fIjC40avAcWzUc3XweGzxFAh1SsgJbjVyqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )