UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lEmnspQh0F7EsDP2AquPFlG3epzi7M0uv0pkRxj358w=' 
WHERE 
  key_id = 'a2d5198db66f79d1711c53123204b554da6c19a4313c7138b7a3203a1cbfe68a' 
  AND (
    token = 'lEmnspQh0F7EsDP2AquPFlG3epzi7M0uv0pkRxj358w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )