UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6RCCwENsgC1n8hvBpBUDEBbvgZBATN9CUkZdKMc3nXo=' 
WHERE 
  key_id = '3f4c6ae761434fc72b1e73b64267c727bfbaaed1b755ef4c05a3031a4bce6b2d' 
  AND (
    token = '6RCCwENsgC1n8hvBpBUDEBbvgZBATN9CUkZdKMc3nXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )