UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'meciVCfE81QFnmbOnFKsptDfZXj0sRSzWPhtfIfDfNI=' 
WHERE 
  key_id = '47c21d8e69f1c97e5db0c17786003892da0b4a5082274a07bcecf644e15253dd' 
  AND (
    token = 'meciVCfE81QFnmbOnFKsptDfZXj0sRSzWPhtfIfDfNI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )