UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wuwYU3oWFxph0foGClwaI3pdDGvT9KiPIRf351MO+WM=' 
WHERE 
  key_id = '77ae15b7548eb64797110a75770d3384d984716551bfe2309ba89684ea4ebd43' 
  AND (
    token = 'wuwYU3oWFxph0foGClwaI3pdDGvT9KiPIRf351MO+WM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )