UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l08HkJMXe3qLg7Ebw0hgC2LfnlZm9rXFU0okSUx1qmY=' 
WHERE 
  key_id = '21f18d34ec9fe5d705962e15c2b687a7a2f7cce3ba6fe0f88673c1882dd715da' 
  AND (
    token = 'l08HkJMXe3qLg7Ebw0hgC2LfnlZm9rXFU0okSUx1qmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )