UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qhxa6JWMb3ZhvRV0+nmXRML4xteg8E7F1fIRNLTT3KA=' 
WHERE 
  key_id = '4d481cbfc08ad52dcbb2deed6671a273460d05ff03889c63b8297ea8f1f6ccdc' 
  AND (
    token = 'Qhxa6JWMb3ZhvRV0+nmXRML4xteg8E7F1fIRNLTT3KA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )