UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'po0kAxn2TysBRPPxX0ikw7frIp8zWNqCs+AOBsT43yg=' 
WHERE 
  key_id = '3e047038c717cbd25166fee10ffecda21443da99335bebf3df8044b6005a8c5e' 
  AND (
    token = 'po0kAxn2TysBRPPxX0ikw7frIp8zWNqCs+AOBsT43yg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )