UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y9cJZafgpcpi2sDFPSwBOU2lLs+sWPeJZdhiZBXbK0I=' 
WHERE 
  key_id = '646db48784620658bd8a2b0f42a431480885027760625e0be31c2638673b3a63' 
  AND (
    token = 'Y9cJZafgpcpi2sDFPSwBOU2lLs+sWPeJZdhiZBXbK0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )