UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '53MCRsuSllV1NKb0vB/WUBk0bUSgfwzlGElKd1EkZFg=' 
WHERE 
  key_id = 'ad9392ac84314cfefa66e5968275e51bb289d0cd048e3260591efc152cb6c9f9' 
  AND (
    token = '53MCRsuSllV1NKb0vB/WUBk0bUSgfwzlGElKd1EkZFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )