UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l8GQgqbR49GwHJ/HpQGyDAj03kiOBjO6on2aqxNN2ng=' 
WHERE 
  key_id = '2c8aa1dd4aaa1cff71ed426f1702da725d644a930d5ae7141a0008da97b6766a' 
  AND (
    token = 'l8GQgqbR49GwHJ/HpQGyDAj03kiOBjO6on2aqxNN2ng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )