UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W4IwN5k7llvS86TWUKrh3mT7tbRiSM2nlVXC+FWddEY=' 
WHERE 
  key_id = 'b83fd572f96abffc69252744591f6c11333bec5cbd0dc458682cf96a575ca037' 
  AND (
    token = 'W4IwN5k7llvS86TWUKrh3mT7tbRiSM2nlVXC+FWddEY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )