UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k7rUx3Ezn9PzfDbsGjeIKCS0Une2gzzk1MChyYOMZBU=' 
WHERE 
  key_id = 'd53611c25d7566ed756a81fab1413288792a9706dd7813a5910937b3e04b3df9' 
  AND (
    token = 'k7rUx3Ezn9PzfDbsGjeIKCS0Une2gzzk1MChyYOMZBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )