UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4fk6xbCEWhAi7uDqm1KFSKA+ekfgS50ORnMnvdbyeJw=' 
WHERE 
  key_id = '4eedf94bcb88faa2b94f2a544ed30dfe2aecefd089847c6c53f5fccf330b7fb4' 
  AND (
    token = '4fk6xbCEWhAi7uDqm1KFSKA+ekfgS50ORnMnvdbyeJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )