UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '438Aarv7oOi4X3Ewri0dNJyACPu3OIwDulZQXTw1r4g=' 
WHERE 
  key_id = '2403d4134f6f34de3a4c9f85fbf0aa398d3a2508d469eaa0ba879e11f452302c' 
  AND (
    token = '438Aarv7oOi4X3Ewri0dNJyACPu3OIwDulZQXTw1r4g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )