UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ud6vqNjrunuTeChpvz8r4urv73UsANP5XLmPBSCnees=' 
WHERE 
  key_id = '218e354724aea4538538b47e0a7f9583d5a54d348b35dec32de0e23aad5e3e9f' 
  AND (
    token = 'ud6vqNjrunuTeChpvz8r4urv73UsANP5XLmPBSCnees=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )