UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f8vjafdxRwX1oiwOVck1aybrxNP0MISCpKL/AAuN9ms=' 
WHERE 
  key_id = '40db9107a1e8542c01ba0994f8ffca66091ce199aea4359f6c1172c8df54816d' 
  AND (
    token = 'f8vjafdxRwX1oiwOVck1aybrxNP0MISCpKL/AAuN9ms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )