UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UPE0WdFH70Hn+8y1+tbHLCl0xwOLWJHBkNzEsJ9e8Sg=' 
WHERE 
  key_id = '20d0f15d4bf1d85b4da3de0d7300844782c7a9a72b902df814d63b2a6502e588' 
  AND (
    token = 'UPE0WdFH70Hn+8y1+tbHLCl0xwOLWJHBkNzEsJ9e8Sg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )