UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bust6va6Pm7MRsZkKc2C0AJSUz36hQ7BtH9xVLTKDLo=' 
WHERE 
  key_id = 'a461078216e550a93b394e593eaab9ebb698af4aa52e753c0e39a7a02a611e88' 
  AND (
    token = 'Bust6va6Pm7MRsZkKc2C0AJSUz36hQ7BtH9xVLTKDLo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )