UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4uc78Pguo509O81R18KuoRZ6WGLFuJ34k2Cvwhq0qMI=' 
WHERE 
  key_id = '46ec86f285ae7f279f7126c80318e123ac7be034fb16ce375d963c4efb04c9e1' 
  AND (
    token = '4uc78Pguo509O81R18KuoRZ6WGLFuJ34k2Cvwhq0qMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )