UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x6mbuZaDFmaC0CIPSkn5LRdLgYlSKKO9iBIkh0PJPG0=' 
WHERE 
  key_id = '3651240e8af8e355680a5c31ca07d54de797b92142974f3047a7c7cc819b50a8' 
  AND (
    token = 'x6mbuZaDFmaC0CIPSkn5LRdLgYlSKKO9iBIkh0PJPG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )