UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mjjNxJ4ecYF4sN+lWboVqhPPxm5wy2xuAnPh+jk22No=' 
WHERE 
  key_id = '514ae840615f88da4f57ea14e560cda6be170f5aedfef52f5ce226d91811d00b' 
  AND (
    token = 'mjjNxJ4ecYF4sN+lWboVqhPPxm5wy2xuAnPh+jk22No=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )