UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/re0Q6avXYxiFaaxLm5SPuMI6wVPEt1qAzChJ1HdflA=' 
WHERE 
  key_id = '78509b94f3d49746178ca971d4681cd841e1349fdf7a69cffbf5e23784b34335' 
  AND (
    token = '/re0Q6avXYxiFaaxLm5SPuMI6wVPEt1qAzChJ1HdflA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )