UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mr2MAVamvTW8JbWy1JoTqrEXBAjd7t2UF45V3IISJ58=' 
WHERE 
  key_id = '7440ef1c0cc95acfaf5d98564829f3194cab0db163e7dc918238757e3e2d9474' 
  AND (
    token = 'Mr2MAVamvTW8JbWy1JoTqrEXBAjd7t2UF45V3IISJ58=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )