UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mgh/hoHQK9sOTlvN8BJzngb8ihTfcO7nay3OiRKmV/s=' 
WHERE 
  key_id = '3df0b5e9a1cd0b3e25b52330de3462a678585c5e6c9c2342bfbc0c3d103c3720' 
  AND (
    token = 'mgh/hoHQK9sOTlvN8BJzngb8ihTfcO7nay3OiRKmV/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )