UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UHnxc7vVluXyo+2FzPi3Km5QqNyIrOpmh3f1uveTLVA=' 
WHERE 
  key_id = 'af55fdd0412d93e86d22ba017115a24e438386037d253d5a634e32acfad9e370' 
  AND (
    token = 'UHnxc7vVluXyo+2FzPi3Km5QqNyIrOpmh3f1uveTLVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )