UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pU65SExa3FhBMK12HYdbG9j2+cnu5CrS6sIGVcZE0Ko=' 
WHERE 
  key_id = '1902b2b06aa397a1e9a72c14fb85656ad816693dd0aa8a770d62d27136b23afc' 
  AND (
    token = 'pU65SExa3FhBMK12HYdbG9j2+cnu5CrS6sIGVcZE0Ko=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )