UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ySF8zuH2KZGmhRGk7/2mtBtt4U/zHN41z3ok1mpIvok=' 
WHERE 
  key_id = '21a8fbbf78ccde7d74225a17160d73eaa4932a65dc4429a4ab82b8e337a6d850' 
  AND (
    token = 'ySF8zuH2KZGmhRGk7/2mtBtt4U/zHN41z3ok1mpIvok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )