UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6OkiVXw3XVCZipJ/tiYfj0cLEoE+SzITuTJiy1U0Pw=' 
WHERE 
  key_id = 'ac4ebebb4bf9fbb21f9c8c7cee62ff15e0b71d149987842392d687808af08b7c' 
  AND (
    token = 'R6OkiVXw3XVCZipJ/tiYfj0cLEoE+SzITuTJiy1U0Pw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )