UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EBU+qDiJ+dLAEkmvE1tyLYw9eNWn+U1MHh9JigINhb4=' 
WHERE 
  key_id = '471f38fdd9bdfa7cc6cf5e8e767afa75bc849e32631e47c29eac38e71af64a5e' 
  AND (
    token = 'EBU+qDiJ+dLAEkmvE1tyLYw9eNWn+U1MHh9JigINhb4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )