UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W1Ax2ACxoNJHT1JdoONG+803l31D0YhokdkZkY0zr3A=' 
WHERE 
  key_id = '51d32183d6c312b4bfb4390362e21a5281c02c9cd96864e09f382a8186e94fef' 
  AND (
    token = 'W1Ax2ACxoNJHT1JdoONG+803l31D0YhokdkZkY0zr3A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )