UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mGtL6gmrpbRCOpJxZGNXNDyzc6beKew1pj43woyAVSg=' 
WHERE 
  key_id = '400441e4c9491be4ea2679ea617adef8ea9f653982291867de19436be349ee15' 
  AND (
    token = 'mGtL6gmrpbRCOpJxZGNXNDyzc6beKew1pj43woyAVSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )