UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '37UCE+Wnj5ruGHgoZmctZNyCYL/iOWDmfoEPE4xjhq0=' 
WHERE 
  key_id = 'b856b49fb15620e2630521f32e6208379080f74e704a62657afc521e4157f625' 
  AND (
    token = '37UCE+Wnj5ruGHgoZmctZNyCYL/iOWDmfoEPE4xjhq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )