UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rU1TpJlv2UGcwOnVkzhFl/T98pGHUbftKc1KSmPRN70=' 
WHERE 
  key_id = 'a7521329ee30e0ee33ba1019773f297b45a969aca23467ff1e0ad1a2da54a54c' 
  AND (
    token = 'rU1TpJlv2UGcwOnVkzhFl/T98pGHUbftKc1KSmPRN70=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )