UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g8EyHhp5PU2vOqIFAe3liVbYA2SI6cmaayT1Amo2z1k=' 
WHERE 
  key_id = 'b1c349b104c4fe752b994b36221c4e119b68ec87e3f479f2c9664a64236f6664' 
  AND (
    token = 'g8EyHhp5PU2vOqIFAe3liVbYA2SI6cmaayT1Amo2z1k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )