UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fy2w1jbq2GY5xSJT20Xz2IU396IXW35wIY0NC/WI3/E=' 
WHERE 
  key_id = '28e3d3b4dab222e99ab6435988447cfd597f6932caf508b29146431328d422f7' 
  AND (
    token = 'Fy2w1jbq2GY5xSJT20Xz2IU396IXW35wIY0NC/WI3/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )