UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n/eQGoJEWN8z2F7fAAeQ899NQP+OLseRg71M9ekzlso=' 
WHERE 
  key_id = 'c0ac4c20990d7e43ee1919df9037edee065633963396519116c298af56474cee' 
  AND (
    token = 'n/eQGoJEWN8z2F7fAAeQ899NQP+OLseRg71M9ekzlso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )