UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q4r4lXpSq9v1DTLw47Bx3RUPkML6I9mqzI+tnJhDDCI=' 
WHERE 
  key_id = 'b6cb91b337470123607bfdf6873a7316a2eda5d89fe85bdb15378757820d0d80' 
  AND (
    token = 'Q4r4lXpSq9v1DTLw47Bx3RUPkML6I9mqzI+tnJhDDCI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )