UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jVUIVYcc3PO83Kw3+80MJc//S004EHK0A4rVRYTwWxs=' 
WHERE 
  key_id = '7a5253faea3b84ac9a90d33c32656bcd83875d3befacbe4fcc436693d5221e52' 
  AND (
    token = 'jVUIVYcc3PO83Kw3+80MJc//S004EHK0A4rVRYTwWxs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )