UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7wf6TS2VxEf8nWLoWc12WhKMzJ0BDmJDzuLj+EL0BAY=' 
WHERE 
  key_id = '6296a2b59cf1d273541e73134992867b42e92c1c3fbf5e7a1701ca28672860b0' 
  AND (
    token = '7wf6TS2VxEf8nWLoWc12WhKMzJ0BDmJDzuLj+EL0BAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )