UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Un9q7lBx04MlliV1a00PwS0FGiCo1TkyPWqEohcg2R0=' 
WHERE 
  key_id = '0a6e42e46d7bf6f8828381c6e3d905a276d474388f4c6fa4d16c8e0dab784899' 
  AND (
    token = 'Un9q7lBx04MlliV1a00PwS0FGiCo1TkyPWqEohcg2R0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )