UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DXs4fj9mXvEXubzgeiRwpbbpOQNLLQ1W82zJvG1KXoI=' 
WHERE 
  key_id = '1912fe3a0a3b1d194e03dab6788d72e1c388db70b5246b607c0c0d2d86388649' 
  AND (
    token = 'DXs4fj9mXvEXubzgeiRwpbbpOQNLLQ1W82zJvG1KXoI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )