UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+PKG6liAycux0BUNlJ3/+OK5yYcmf78wTbc2uOPxPIY=' 
WHERE 
  key_id = 'eef04ff20ffdac4a1c94447e430428dd80d4676eb847e77fa79f53aa71939107' 
  AND (
    token = '+PKG6liAycux0BUNlJ3/+OK5yYcmf78wTbc2uOPxPIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )