UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mi6GVqPyzLJLKgc2MD302x0fZHdfXwukY1VEoaPLdNY=' 
WHERE 
  key_id = '69c35a61b2ac20ec61f9132a4c9c014a39b337a3d913910b0af26a8313964d53' 
  AND (
    token = 'Mi6GVqPyzLJLKgc2MD302x0fZHdfXwukY1VEoaPLdNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )