UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i4f+2AnUhcWRX5v4IYKUQ7JRCb/IszIwRWNO3Z/ZYVw=' 
WHERE 
  key_id = 'f26f1538938fd4f2466374b535385027fde158947dce05971a054b3177815232' 
  AND (
    token = 'i4f+2AnUhcWRX5v4IYKUQ7JRCb/IszIwRWNO3Z/ZYVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )