UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IqoOEV78IxfVN0kat45J9gMGuEzLDLxnfnBvplNCWmY=' 
WHERE 
  key_id = '300b3e594f087ead686f4b9b31eae09402ac5efe274cd5ca97500da5610f5e73' 
  AND (
    token = 'IqoOEV78IxfVN0kat45J9gMGuEzLDLxnfnBvplNCWmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )