UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+wBRbiGmmOXPtM3DKb444o8rAOJUe2tcgfHCpHtoi4=' 
WHERE 
  key_id = '608203ebb7661228a94af45eb723e8f94e45fda1a2ef45266ed01502aa4c6519' 
  AND (
    token = '6+wBRbiGmmOXPtM3DKb444o8rAOJUe2tcgfHCpHtoi4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )