UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CX1Dxfx1irjrYvz+kgAvFEA+V/jJtVh4GQkmx05JAig=' 
WHERE 
  key_id = 'e9d2bb83b2b2f5908f5dc1299de3469fe57a159bdc9dea8fa375ffb1b2b8a016' 
  AND (
    token = 'CX1Dxfx1irjrYvz+kgAvFEA+V/jJtVh4GQkmx05JAig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024