UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vqpsBip8VN3bPV4pv0xXulrvzMgMkgTLAihcpNRe/xk=' 
WHERE 
  key_id = '5971b86934659b14faaa73240b79d70fbfdbca9d6b15bf793b0b02214dc83481' 
  AND (
    token = 'vqpsBip8VN3bPV4pv0xXulrvzMgMkgTLAihcpNRe/xk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )