UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqA1Kn/YIAV2+DTqmYjZPHzG8xDW2y5+uHjBk0IA4mc=' 
WHERE 
  key_id = '36fc8004f6057a3766cbb3f7f613d7bcc0bbedbf79011e8a0432ffaab99a745a' 
  AND (
    token = 'MqA1Kn/YIAV2+DTqmYjZPHzG8xDW2y5+uHjBk0IA4mc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )