UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+AYwKVIQcTHjTwxdtVsdjsAF2Vd9GLEiYJEckXTYijU=' 
WHERE 
  key_id = '43705dd5ad31f6cbea94c03fd2095030ee47d6c1ce3d150fb781ae784d73d5f9' 
  AND (
    token = '+AYwKVIQcTHjTwxdtVsdjsAF2Vd9GLEiYJEckXTYijU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038