UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FcHdIsJwT7bq/hpXTEeQOe9N4cYYxo99JngmpFGGecw=' 
WHERE 
  key_id = '4949484cf7e6e990552c1446e79b21ce045b7d71701c19b14a41e1ea5c7a5ae1' 
  AND (
    token = 'FcHdIsJwT7bq/hpXTEeQOe9N4cYYxo99JngmpFGGecw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )