UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G2bavpXpz7bZZJqK5w3JutQakpescknetxD+JlMhObI=' 
WHERE 
  key_id = '6538fc8f33cd2514fb4cbf9e6a89b093aeeda5f2471ef08c4017a572d82dd31f' 
  AND (
    token = 'G2bavpXpz7bZZJqK5w3JutQakpescknetxD+JlMhObI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )