UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rmYbl0xhtoiI9cCsFkWE7yriYWJL27dkofUQqXOXBhU=' 
WHERE 
  key_id = '4a5fe6ff3010958ded142c6fb538ea3964c5f0cb205f39817d36980f508e18f6' 
  AND (
    token = 'rmYbl0xhtoiI9cCsFkWE7yriYWJL27dkofUQqXOXBhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )