UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g2UTjt1FS8+9jM3F9kzPBjUzHzX2A+99biyh/BB9OYA=' 
WHERE 
  key_id = '21a2fd5e98a34db00db62232edf71c42f0b44a101dfa62d8ced37ec96b3717d5' 
  AND (
    token = 'g2UTjt1FS8+9jM3F9kzPBjUzHzX2A+99biyh/BB9OYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )