UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XehKGi3xdWQM8J5QcZy46golyRchHCHNi4RglbeYc8g=' 
WHERE 
  key_id = '261be67edbf34f747773358b9256d250a981d316adc4a9b291b392762a26ebd7' 
  AND (
    token = 'XehKGi3xdWQM8J5QcZy46golyRchHCHNi4RglbeYc8g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )