UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nF+jwQWYjNUz7kzF1wQMhS9/nHYkQ4OTfdofka3/jso=' 
WHERE 
  key_id = '6146f690945be7fbffaed6b2753732199508a53b2997194c38668838f0a1a812' 
  AND (
    token = 'nF+jwQWYjNUz7kzF1wQMhS9/nHYkQ4OTfdofka3/jso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )