UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mxADbKUCP7Ec33mh4rBD7+51WiLJuLIQJDCdgqL0yQM=' 
WHERE 
  key_id = '21ac0c8693ad4ceff552d4859245e11bdf17851a281f3e7f29c4cc2f90b558dc' 
  AND (
    token = 'mxADbKUCP7Ec33mh4rBD7+51WiLJuLIQJDCdgqL0yQM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )