UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '29NXw3bfqjFp9tbb0CInPONaWedpHQucRkeB5ShejOs=' 
WHERE 
  key_id = 'a1575b02ae1e8a6a4e638b2b60a886be0c16c984a9769d47f781c24c510137d1' 
  AND (
    token = '29NXw3bfqjFp9tbb0CInPONaWedpHQucRkeB5ShejOs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )