UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rjj3rw7NsKg5CrUddxgrs8P+Amhn13SYqvxBF0b+MNg=' 
WHERE 
  key_id = '658f08a7c24f5ac4ecbf53a46ce56760816744204f31b5029489c979904151fc' 
  AND (
    token = 'Rjj3rw7NsKg5CrUddxgrs8P+Amhn13SYqvxBF0b+MNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025