UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vAoYqh727PIpVazZ1OtHUs0QGQifVaMbNXTezjoxnto=' 
WHERE 
  key_id = '51b2666656d286c09845193e0a5a9e6c715b4c69f41dc7cd98b3907e24b00b37' 
  AND (
    token = 'vAoYqh727PIpVazZ1OtHUs0QGQifVaMbNXTezjoxnto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )