UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZQz+yST6Cz769tAB1tcBhxrDl17vglTwwzTNqrQj+FQ=' 
WHERE 
  key_id = '2d51a4096672e4113cda80a517bdf77f239965bf504abf0e9687bf3a8ff21942' 
  AND (
    token = 'ZQz+yST6Cz769tAB1tcBhxrDl17vglTwwzTNqrQj+FQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )