UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z6f1QuaVMLcanMcwQ8V30bfTHVehe90sYRm4ugas9vk=' 
WHERE 
  key_id = '4e97c9b09133edd151da2425982104fbe3fa20954af8d2a23c4a89733d71db89' 
  AND (
    token = 'Z6f1QuaVMLcanMcwQ8V30bfTHVehe90sYRm4ugas9vk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )