UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZX5FPh0a6gMDen6OWJSjljd1e+jsXkcm89XeXffYVu0=' 
WHERE 
  key_id = '1b39d8e49c6d34aa1f4b9d7e999300cfae114147541311c39480723e0ffe0158' 
  AND (
    token = 'ZX5FPh0a6gMDen6OWJSjljd1e+jsXkcm89XeXffYVu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )