UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+ZHQUFn/75MpS6s2T4dAVqy9yTOvMXcTti3UMN8/Uhk=' 
WHERE 
  key_id = '2139b5f54ae86de72e9eb53c9c4371fdd3236b54716cf2d564c0defb8c6b8233' 
  AND (
    token = '+ZHQUFn/75MpS6s2T4dAVqy9yTOvMXcTti3UMN8/Uhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )