UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gRh78+sku4ZnaWs9Eu+MVsYN3yZuPHl2zb7KJYa8QYY=' 
WHERE 
  key_id = '576fe5cfa1461a790fd8e3d19d422d08d06125fc1ec99faed48329f45c5948b7' 
  AND (
    token = 'gRh78+sku4ZnaWs9Eu+MVsYN3yZuPHl2zb7KJYa8QYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )