UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u+8Xxp+LHO1AZ1iTlv3ayliq4A9GJHZjWeRt90R1CyA=' 
WHERE 
  key_id = '9755a6302dd2e68ef2773c1b72a883ced0ddae9f2d4bae1b9472ee3afcd7b812' 
  AND (
    token = 'u+8Xxp+LHO1AZ1iTlv3ayliq4A9GJHZjWeRt90R1CyA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )