UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Oi7OzsXwu1BYAjTaUUZCOsvpQp7AGTm3HrNbutIoIE=' 
WHERE 
  key_id = '4b7ee30e30d23f4d984da6fa7d75c1bb6c05ebf9950fd9c79200f9f79e4ebd3f' 
  AND (
    token = '4Oi7OzsXwu1BYAjTaUUZCOsvpQp7AGTm3HrNbutIoIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )