UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'THtWYNRQrGNl/rvkygjCmDzdaIwKQc//HMjHjclphFE=' 
WHERE 
  key_id = '3950f3ff7b572c1e20f948cbbef74a5f83347ccda94b047e621882fae63e4076' 
  AND (
    token = 'THtWYNRQrGNl/rvkygjCmDzdaIwKQc//HMjHjclphFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )