UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N0Nm4e1r/fYWK3I5Qt5W23kxxmLayhKNY/9DJoiXSEs=' 
WHERE 
  key_id = '51b10eb9eace2fcee92f11b597b58957aaace96941db4ab9dca65fd436917a40' 
  AND (
    token = 'N0Nm4e1r/fYWK3I5Qt5W23kxxmLayhKNY/9DJoiXSEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )