UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uw0zKE7+r77EdmRYqpLRZFNqXfYas4WEgAa8ueBxFYE=' 
WHERE 
  key_id = '1484fd3457647f86a2486ecb28675527ee7f49892529d2534df135a652114859' 
  AND (
    token = 'uw0zKE7+r77EdmRYqpLRZFNqXfYas4WEgAa8ueBxFYE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )