UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gCcdMPDpsuzlw9Ca4cToD8z8pjXKBXZowizEY87pvwE=' 
WHERE 
  key_id = '3b664cfc3389c57728c43ad92d7e13b48054d41f2baa87d4f6fa15cec53c3a6c' 
  AND (
    token = 'gCcdMPDpsuzlw9Ca4cToD8z8pjXKBXZowizEY87pvwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )