UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VZdLZkVUT1Cq4+jAkAUhgch93kWRlXR8EctvZrMQnlk=' 
WHERE 
  key_id = '451236431dc10a8fb940dc86ae033ec0b939fddd6f67c6c7b1fde2573691827d' 
  AND (
    token = 'VZdLZkVUT1Cq4+jAkAUhgch93kWRlXR8EctvZrMQnlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )