UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uc11Ju8V58RWlEVY+W2cIeU3r4KwdK909q08qY1EvT0=' 
WHERE 
  key_id = '46456786805839dd89445ea5f09cff3d85f5a36f523fd8972a1e34787e06c98a' 
  AND (
    token = 'Uc11Ju8V58RWlEVY+W2cIeU3r4KwdK909q08qY1EvT0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )