UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MDzHXRYSBV1vjEtAsi/Qq3z1qmANfpoVC2Y9A7T5r+8=' 
WHERE 
  key_id = 'caf5fc12079ec5726356bd9ea1688d575947cca89c25eeaa31852085748d1cc0' 
  AND (
    token = 'MDzHXRYSBV1vjEtAsi/Qq3z1qmANfpoVC2Y9A7T5r+8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )