UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lh6o3fLTip+UQPz/m6nVMzRx3Ar6cQWowU/fIHEE31I=' 
WHERE 
  key_id = '8a4790b8186385215602c5cccc5a3bf054b1c6a01d5cfd168112d41a95e4f477' 
  AND (
    token = 'Lh6o3fLTip+UQPz/m6nVMzRx3Ar6cQWowU/fIHEE31I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )