UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SLx2adX5oqUg8+FacfLS1Kh1tiH+eOSqJEEF8rg+Uno=' 
WHERE 
  key_id = '83a259339a527cca912631aef08fde6066d4ef362f3e71fbfb5d9211178a14d6' 
  AND (
    token = 'SLx2adX5oqUg8+FacfLS1Kh1tiH+eOSqJEEF8rg+Uno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )