UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NtU8NGi2+lMXsgcRdcVerAMlNogCiu78j/eBTOlYyi0=' 
WHERE 
  key_id = '764dbb26824403e2ead2258840246e894d997d8828398ea811539846a60ef5c7' 
  AND (
    token = 'NtU8NGi2+lMXsgcRdcVerAMlNogCiu78j/eBTOlYyi0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )