UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/g4TArP5r9ipe+ySyP9r1XrfpS5f7GUVeePTPz5OlB0=' 
WHERE 
  key_id = 'a1c74a83ad69705ccee47284391f3a13fd727b795ae139fe0d9148e92f4a02f7' 
  AND (
    token = '/g4TArP5r9ipe+ySyP9r1XrfpS5f7GUVeePTPz5OlB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )