UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LERusEOk69advn5pUCAonvz2xLvNqeBHqy+NypsY/s8=' 
WHERE 
  key_id = '7c4b9b0dd4dabbf83f06f6623d143312346f23b57132407472bbcd56d7b2b6d8' 
  AND (
    token = 'LERusEOk69advn5pUCAonvz2xLvNqeBHqy+NypsY/s8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )