UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v6M/7xO2lCmgVa8GKYdTiLSaEMRBLhQo1OJxXhL/Jxw=' 
WHERE 
  key_id = 'e40a4116b6582efdc2b1d459243e67424142206534f2052dcc66cf67133f969f' 
  AND (
    token = 'v6M/7xO2lCmgVa8GKYdTiLSaEMRBLhQo1OJxXhL/Jxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )