UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7c6nBXrAlIya1xbYKWbViNzNpJq3k3VmIizbiKiNFDY=' 
WHERE 
  key_id = '5ac73bbe00645d23db45b56dc59a0e9f96eace4327f1c2252c8cedc782b498bc' 
  AND (
    token = '7c6nBXrAlIya1xbYKWbViNzNpJq3k3VmIizbiKiNFDY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )