UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aAsP3OG2WshozeZIsc+rk65MZa3rzMPRrkjH0f/IyMU=' 
WHERE 
  key_id = '21d39435ba6a2691b3e1a829cf17b613131fffa51bd03a70d0fa04a1eaf9bf31' 
  AND (
    token = 'aAsP3OG2WshozeZIsc+rk65MZa3rzMPRrkjH0f/IyMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )