UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nnunGFaa4huGJGIIrlvGNz44UhAn3D7YMkhVFE8pQ+E=' 
WHERE 
  key_id = '6a1f4e8b90b5dd85cf23d052803a061856bcfa51132bc88e5542aa19a7622c9a' 
  AND (
    token = 'nnunGFaa4huGJGIIrlvGNz44UhAn3D7YMkhVFE8pQ+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )