UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't9Z3IjSJQRGq92Imhwm751EYsqzsVieeDgSdaxnF8DE=' 
WHERE 
  key_id = 'c7d4ed9f514a8618894efc80723985658d1a58243cced48a7f7ae1dbf5c552b7' 
  AND (
    token = 't9Z3IjSJQRGq92Imhwm751EYsqzsVieeDgSdaxnF8DE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )