UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nxj1bv8Z5d018Jm+5BUWi0uDYoE1X4VderVVTq5v5DQ=' 
WHERE 
  key_id = 'e331ebca66fe20fb756fa0a708b136e94b4c08c90701e3f1086d808bba08672b' 
  AND (
    token = 'nxj1bv8Z5d018Jm+5BUWi0uDYoE1X4VderVVTq5v5DQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )