UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MjTP3wvvJ5u78BmIaBqnwPIv/+t/j/8yNv3QY3QUGnA=' 
WHERE 
  key_id = 'b3ac6f1c3cd6cd2830231aa083427bbef078a8f00577482d6d58db3c85733390' 
  AND (
    token = 'MjTP3wvvJ5u78BmIaBqnwPIv/+t/j/8yNv3QY3QUGnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )