UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QkLmq63FeUAwhGrnEsNWQZfLADnUZdNQjdX/CNvKHsw=' 
WHERE 
  key_id = '84a8ca8ffb6e3d717f66c2d694a298f97e859e2a33d38f20c315b78519b60081' 
  AND (
    token = 'QkLmq63FeUAwhGrnEsNWQZfLADnUZdNQjdX/CNvKHsw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )