UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3KBpBQd/MBd4VtyCbtoELmPDGdc3Ib+GN0VZQQ1iUx8=' 
WHERE 
  key_id = '2e65df6eabd0992e424a5a5cd9d65fa9ccbd5ef25bca24b1c91c18ce0738f61a' 
  AND (
    token = '3KBpBQd/MBd4VtyCbtoELmPDGdc3Ib+GN0VZQQ1iUx8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )