UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BSrcLITATNpIuGgXgZM751XwnoGShLQAqkBjNqPfOJA=' 
WHERE 
  key_id = '5a8490f6694a1b8054450c95f81f72a557f6a56df88877c3341788f49abc22e4' 
  AND (
    token = 'BSrcLITATNpIuGgXgZM751XwnoGShLQAqkBjNqPfOJA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )