UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's2xLhwZuoMU41+xWh0yMf1d1y9RI9T1sYkwBYIUqNSw=' 
WHERE 
  key_id = 'a8efab659ce941050ba2817723d3edd1fc4ffc6213c78e7e686e60f55265c70c' 
  AND (
    token = 's2xLhwZuoMU41+xWh0yMf1d1y9RI9T1sYkwBYIUqNSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )