UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PVEEp5ZspwX27u/jDleseuIv5wO0HWDx/XFWA89WxwY=' 
WHERE 
  key_id = '68bfd52831cf93787555a6c7355609cf60dde183ba60ebd423704c594f023c1d' 
  AND (
    token = 'PVEEp5ZspwX27u/jDleseuIv5wO0HWDx/XFWA89WxwY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )