UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OKGwkAdezs5bCZ1ZtfN3z8AU/CNBFVTeY44HWjU4xT0=' 
WHERE 
  key_id = '6eaa8b857931b4e4ffb3829b89b848b6014f35692723176e692b0e7fa10376da' 
  AND (
    token = 'OKGwkAdezs5bCZ1ZtfN3z8AU/CNBFVTeY44HWjU4xT0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )