UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q5xRFeFYwMHg5IYE+GhkR9yNw2za7OACex3R9k/Buss=' 
WHERE 
  key_id = '8c6a490f0cc0db7f2313855a326ef0cb22752454c43ef1787f31c78635fe3421' 
  AND (
    token = 'Q5xRFeFYwMHg5IYE+GhkR9yNw2za7OACex3R9k/Buss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )