UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kqXTtv7clW7xanuR9fDZbl95fk4pbYaE+ulHI4X9dMg=' 
WHERE 
  key_id = '481f96175546eeb3861949ec3b2743ed48983e7c0de2682b55d94d4698f39915' 
  AND (
    token = 'kqXTtv7clW7xanuR9fDZbl95fk4pbYaE+ulHI4X9dMg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )