UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KAuPMz+D8UUMcpidbrHptExYVtKC5WD0dX4xN5XYFHg=' 
WHERE 
  key_id = '17f899104f9c48cfaa3c286f5f2e6f53c51c3dc7690ccb12fcd8cb8ed281270f' 
  AND (
    token = 'KAuPMz+D8UUMcpidbrHptExYVtKC5WD0dX4xN5XYFHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )