UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xB7JHBragbGKyuFM73f4uSimWyyd4CGoAhe3jL4fcNc=' 
WHERE 
  key_id = '6dd6729621192933ac497c331dd4eba631a1a149dac801fda13998791d52d66d' 
  AND (
    token = 'xB7JHBragbGKyuFM73f4uSimWyyd4CGoAhe3jL4fcNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )