UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k/1zFUlUaYm0wIfl1NJtPh5FPdRKIyANg9KvzViCEBo=' 
WHERE 
  key_id = '1a725b6f29a76074dbd94e9ea640dd46c874e8bc6ba8c199d91320126b906443' 
  AND (
    token = 'k/1zFUlUaYm0wIfl1NJtPh5FPdRKIyANg9KvzViCEBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029