UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aN1Eqqro4lGby2XxJM5CWGUNPpbs9nvIRmSFGmuyVS8=' 
WHERE 
  key_id = '55cb050ccbf132033f2438cb2cb3f60f87a825582b6fc5d35c024003090163e2' 
  AND (
    token = 'aN1Eqqro4lGby2XxJM5CWGUNPpbs9nvIRmSFGmuyVS8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )