UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mu+LOEx0AzTcCdo4IEzozfmIK5p+ayIX+PZi212jr28=' 
WHERE 
  key_id = '620c4c5952dbf2fee45095fff9b09618c956887df4a01dbe5986dbad2ffc7df4' 
  AND (
    token = 'Mu+LOEx0AzTcCdo4IEzozfmIK5p+ayIX+PZi212jr28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )