UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BBLA4iDFPnfchBwA8V7toe6m3OJi/wCj+G+0o9jtORM=' 
WHERE 
  key_id = 'dc00054d2e094cf93d5122fc0fb3cb36ad171448783b1043f88f5137b4845fdb' 
  AND (
    token = 'BBLA4iDFPnfchBwA8V7toe6m3OJi/wCj+G+0o9jtORM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )