UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rM2n86Ul/O6l4x5HnONX9z9gSuVqzrHjdzzGYhRmIYA=' 
WHERE 
  key_id = '7f856297adb6f701b8d37a7ecad0276c220568ee7f17835d1c9defbc8110f211' 
  AND (
    token = 'rM2n86Ul/O6l4x5HnONX9z9gSuVqzrHjdzzGYhRmIYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )