UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fGPt8+jfxzg12Xc2tMiZskDjbH7LEr+b+EP9YOdYau8=' 
WHERE 
  key_id = '032b67113eaf1794e48a7cd69c9c0add2d35b45e73de81dad5d918505c361d69' 
  AND (
    token = 'fGPt8+jfxzg12Xc2tMiZskDjbH7LEr+b+EP9YOdYau8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036