UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PGbSXDYbUhPlnmWcLF3AXVOMYzanWRH6Ifv6cKwWLsE=' 
WHERE 
  key_id = 'a77b20364a5153a9c8aa00b19d0920d7469d40fcd9038cf1b9664d5cebe4e349' 
  AND (
    token = 'PGbSXDYbUhPlnmWcLF3AXVOMYzanWRH6Ifv6cKwWLsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )