UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6BoQMchOR+ylp0mRhyy7FgeyY1SN2Zusb43rGeqQqys=' 
WHERE 
  key_id = 'b9e6789ba080046a03a1ab6975021729ac6b711a11b1ab76969a3d7db2da89d6' 
  AND (
    token = '6BoQMchOR+ylp0mRhyy7FgeyY1SN2Zusb43rGeqQqys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )