UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LfVaZYbUBb7aoPnUdlG+zlaSrz7+mdBMYNBXz7noswc=' 
WHERE 
  key_id = '3b9083a4027fd88f47bfcc45b0dabb460ad07988248005b68dca8f174a336766' 
  AND (
    token = 'LfVaZYbUBb7aoPnUdlG+zlaSrz7+mdBMYNBXz7noswc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )