UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NYIW8/M1FnHCr+O5vsInylKn4IlZaJ3WF6kuR0px3L0=' 
WHERE 
  key_id = '51ede0a15e0097e600139be5a7a683d492022c1f5204ba8d56585fa66864d0c7' 
  AND (
    token = 'NYIW8/M1FnHCr+O5vsInylKn4IlZaJ3WF6kuR0px3L0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )