UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'comLg1ZU49Cdbm4rHCNKBSl/WItkz8cMY9gCwSLZRKY=' 
WHERE 
  key_id = '6f31d161297027fbe81209df6c3c98d1cb7042f760eacfef14646e999d1826c6' 
  AND (
    token = 'comLg1ZU49Cdbm4rHCNKBSl/WItkz8cMY9gCwSLZRKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )