UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k4XxFfSRU1tCS0v0kKu1OSEsXl56rWNvAMutuFXcFGo=' 
WHERE 
  key_id = '208d6a25b4fad536edc55ac0f68099b3f6125f929438c12bfdd84cbe44039bae' 
  AND (
    token = 'k4XxFfSRU1tCS0v0kKu1OSEsXl56rWNvAMutuFXcFGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )