UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rqt2W44Vy/eXLyQ2R6iw3+X1ew/XWZwJ9nbDrZVrLck=' 
WHERE 
  key_id = '6ddbe498512e7d5fda778ffa4aaff52578a98f2a7f8b7bcd3f68bbe0282dc6f8' 
  AND (
    token = 'Rqt2W44Vy/eXLyQ2R6iw3+X1ew/XWZwJ9nbDrZVrLck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )