UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '51e5jbFYMBTUGbvXMpAbFTu0JC2SwS0POm1QfLzjeUk=' 
WHERE 
  key_id = '85614e28a6509b89fa90702546471b5b9d2bd4e40d1a4917c58597404383503e' 
  AND (
    token = '51e5jbFYMBTUGbvXMpAbFTu0JC2SwS0POm1QfLzjeUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )