UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UFEZpMyRIIk0P4ZsEpezjgRy+KTkegXfY1ECjUyqZaU=' 
WHERE 
  key_id = '42fd598f53666b62847945b957a6f61e833f89a61b2e0d34fc9b02acff450c0d' 
  AND (
    token = 'UFEZpMyRIIk0P4ZsEpezjgRy+KTkegXfY1ECjUyqZaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )