UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RxtiHy6ugxk6vg83ll+NuwWD1OtvapyHZeD2oQHfxGw=' 
WHERE 
  key_id = '7fcecd975181adaa14089798804ee522a09548799ebf0b99fdc73ab2ad5eb67e' 
  AND (
    token = 'RxtiHy6ugxk6vg83ll+NuwWD1OtvapyHZeD2oQHfxGw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )