UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+4ur7Hz1uUY9rLjrtRAZWY9vqri8ea49crjarHjAcn4=' 
WHERE 
  key_id = '28fe41e58820e9047f94ab1148eee38a3377320b1b801da99f091d108d97459d' 
  AND (
    token = '+4ur7Hz1uUY9rLjrtRAZWY9vqri8ea49crjarHjAcn4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )