UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KdK7o9Ko0+MEpVN2OUYIbJNAJTgwNgimToMC7XLUyvo=' 
WHERE 
  key_id = '4f850f096ae9a5c7fb87c99de8f4791c8fef2b54821b74fa26f9dd8348bb67d9' 
  AND (
    token = 'KdK7o9Ko0+MEpVN2OUYIbJNAJTgwNgimToMC7XLUyvo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )