UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uju49IkiO+Z2iVm136y6MG3EIkRU5O1Fk0F+f7cNhbw=' 
WHERE 
  key_id = '294bca27faf7008a64057499edef58d9987411402ea549056f88c14c9f4e7e98' 
  AND (
    token = 'uju49IkiO+Z2iVm136y6MG3EIkRU5O1Fk0F+f7cNhbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )