UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RC40u4I5OGOLVLvk2LAgEuNVQ2b1ExbVCvI0jZ74HPo=' 
WHERE 
  key_id = '475e54ba5430652de62d71c2abc193bfeff3d8aa1af452aafaee3dd8faacfacd' 
  AND (
    token = 'RC40u4I5OGOLVLvk2LAgEuNVQ2b1ExbVCvI0jZ74HPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )