UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kCuGAWfVTLcAI/mXJmwYjFO1MyRz/o+pJOVMcwoHS/k=' 
WHERE 
  key_id = '8166455ddb3241bc8b07721f5ddf2216cd8afed9c894193f07305b73018cb697' 
  AND (
    token = 'kCuGAWfVTLcAI/mXJmwYjFO1MyRz/o+pJOVMcwoHS/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )