UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hmzE7CWIvd4w2ioDKGehrGvILCmxeHIXG39n6ZE20fU=' 
WHERE 
  key_id = '2e6f1dee16f1e86a998a8985c9812af6b0f762a432d9e6c49564df5e0d44d77b' 
  AND (
    token = 'hmzE7CWIvd4w2ioDKGehrGvILCmxeHIXG39n6ZE20fU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )