UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xNYCSV1EYU7dBQdzjZevWTXBAr7qcUvXQ+Csotym3yk=' 
WHERE 
  key_id = 'ec5bd27b2aad47472935a4312081de0a800d49904777a51dce5da9ec4d552364' 
  AND (
    token = 'xNYCSV1EYU7dBQdzjZevWTXBAr7qcUvXQ+Csotym3yk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )