UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G89EiE1IjCqhOE1hzrylbmRJIzXj0czQIXBXr4+sQUU=' 
WHERE 
  key_id = '51f2a391c1e6e16b2ad1a49ff4215249baef91fdc79d3ef61467539a5f8a62e4' 
  AND (
    token = 'G89EiE1IjCqhOE1hzrylbmRJIzXj0czQIXBXr4+sQUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )