UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U3PnndW2IVtbF2Yee1CWOPsRsVnfOTsvKpVrotYNVBA=' 
WHERE 
  key_id = '320c31a9d80895731f737f1d04ecb4b0d507e604620c50417f06fc366ac8fb0a' 
  AND (
    token = 'U3PnndW2IVtbF2Yee1CWOPsRsVnfOTsvKpVrotYNVBA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )