UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DodJGDGcJIdfLlrgUgVqyHgQ1+2inbnGyzofrjbDgAk=' 
WHERE 
  key_id = '8b1c91d1f2a0b609d04afccb3588dbc73bfac535d4bfe4d28a5d03abe3931500' 
  AND (
    token = 'DodJGDGcJIdfLlrgUgVqyHgQ1+2inbnGyzofrjbDgAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )