UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+3CNzNcguH/63O5ddrL6Vm8x2qvX2Mam690m/93TK5c=' 
WHERE 
  key_id = '6d526416778e434534a4b0b9d720b7e5ad877bbbdd2c7925bb2d9890cb253a17' 
  AND (
    token = '+3CNzNcguH/63O5ddrL6Vm8x2qvX2Mam690m/93TK5c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )