UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '15a2Frveiux1GRdoccw6mQsy5+KAzg5OYFbO3kjcl0I=' 
WHERE 
  key_id = '261f44c2f2796a6e39b442a5a703d96879cf0a3393f38ddbe95cc8bdea269fb2' 
  AND (
    token = '15a2Frveiux1GRdoccw6mQsy5+KAzg5OYFbO3kjcl0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )