UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6y336XlDNP4ytvLsfep7ABrlpH8pK08OYxMmTDWZnBo=' 
WHERE 
  key_id = '818bece0db06d67a08f15ecc65416f289fdc0244f0f5b9762034b93a4cfbd350' 
  AND (
    token = '6y336XlDNP4ytvLsfep7ABrlpH8pK08OYxMmTDWZnBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )