UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DwHBYcwff1Tg9dBhnMKRNQH6V4l9JdKH2a/dI2Yx00o=' 
WHERE 
  key_id = '51e8ebfc5f4e3734406e4707588afba5091dbf117178a41dd221fa295e6398bf' 
  AND (
    token = 'DwHBYcwff1Tg9dBhnMKRNQH6V4l9JdKH2a/dI2Yx00o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )