UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wTuJWFCyv5h6yr62eI6Yfry1mEn7DTlBLRSaAuKd8fA=' 
WHERE 
  key_id = '6a643d8f839834400792ad505456911675e8d5976b58ec2acb576d9239b81545' 
  AND (
    token = 'wTuJWFCyv5h6yr62eI6Yfry1mEn7DTlBLRSaAuKd8fA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )