UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B54FGrgktcGjGimFY0cJxp1HOyw4KBo9g4hhKWgY8vU=' 
WHERE 
  key_id = '874df34a51e39839716d2965216bebd84a612908eb250ec475f07773c5810456' 
  AND (
    token = 'B54FGrgktcGjGimFY0cJxp1HOyw4KBo9g4hhKWgY8vU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )