UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '842x7eEk4QSydyI3Iag5WMwRZ8FmdVnlxPc4297h1ps=' 
WHERE 
  key_id = '6ecf90a8f0eac48971bfb9abec697a8716a4be343a240c926fa0013d20b2b0b8' 
  AND (
    token = '842x7eEk4QSydyI3Iag5WMwRZ8FmdVnlxPc4297h1ps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )