UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AjSWdj7HX/D2W5aC1vAt2oX87ZR9/1jOP0MDaedPIMc=' 
WHERE 
  key_id = '1af9bbc72f9b182e118dca2c5689110e945c8d7e0869a7562c38262100d2496c' 
  AND (
    token = 'AjSWdj7HX/D2W5aC1vAt2oX87ZR9/1jOP0MDaedPIMc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )