UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zauU2WHv704WHKb4hBPGBALqoW4+myxv94mY7zuArfk=' 
WHERE 
  key_id = 'a6571fa6ca456c64cedf24d86fd89aa04f988a3b8cd97421d0baf3f8929de409' 
  AND (
    token = 'zauU2WHv704WHKb4hBPGBALqoW4+myxv94mY7zuArfk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )