UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vPpHYeb911cvlmL9w03O0sgCXKEYGoqJzo2XDWKQmdo=' 
WHERE 
  key_id = '479c744e7b1e54b12decfedc8b5b404529d0553159087b66654045efcfce1950' 
  AND (
    token = 'vPpHYeb911cvlmL9w03O0sgCXKEYGoqJzo2XDWKQmdo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )