UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lSMEtULdo2zRtGkp4f1fMwkHTBLICay8BcACNsnBAD0=' 
WHERE 
  key_id = '92b7029664396b0f1bf590476e4f1606d776fb4b4794bc8d1250f58c1d189438' 
  AND (
    token = 'lSMEtULdo2zRtGkp4f1fMwkHTBLICay8BcACNsnBAD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )