UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P4wG4SYzEzAZHXAkjsKdycUzFCkzJRf9rO8WM0EvZ3I=' 
WHERE 
  key_id = '64c20c866dcc39baf18109e6c2c89c7270cc20674e60d5ceb1f422b705ee86a3' 
  AND (
    token = 'P4wG4SYzEzAZHXAkjsKdycUzFCkzJRf9rO8WM0EvZ3I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )