UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l97cy7Mp2MCiIeJqBzig+Cly6D0Vq3l4FiJpecfryVI=' 
WHERE 
  key_id = '3845a150b5e1803cd3a824b9572236dceac24a22ae2302885673ad88aab3c450' 
  AND (
    token = 'l97cy7Mp2MCiIeJqBzig+Cly6D0Vq3l4FiJpecfryVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )