UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g20Z0aGgMYjBeblnClrS5q8NjaLUfRTNSw0Ud1G93dw=' 
WHERE 
  key_id = '2d3b175747323d39b62950da8328e769a0c151805a4a767a4a986b10bf4de3a4' 
  AND (
    token = 'g20Z0aGgMYjBeblnClrS5q8NjaLUfRTNSw0Ud1G93dw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )