UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gv6M5BbAXVNz3mMBOcPKmzJmA55A8fKZmvr3ya2qU0w=' 
WHERE 
  key_id = 'a2188c19a25087abaeed0996b97769d4a9f1a23e087e678a1199d8add83bb891' 
  AND (
    token = 'Gv6M5BbAXVNz3mMBOcPKmzJmA55A8fKZmvr3ya2qU0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )