UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BPxgGbZ2m5mYiWQIdGXn4vPNflsLPWkTyxfgpbjIQGA=' 
WHERE 
  key_id = 'b38b9354d390762612ab0811f5f7febaa75d8c9959383f8c6bdb8db026377eb2' 
  AND (
    token = 'BPxgGbZ2m5mYiWQIdGXn4vPNflsLPWkTyxfgpbjIQGA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )