UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W2MYtUseWzxP1GFpo5zqAJyPfjlunCDN2zKnwffd4Xg=' 
WHERE 
  key_id = '27e83cfa08e410978d677b58e4b6d4623bc5021977a23c3cefe3f01365ca1e71' 
  AND (
    token = 'W2MYtUseWzxP1GFpo5zqAJyPfjlunCDN2zKnwffd4Xg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )