UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GF4Dga4gJxPT75eWZxS2mE1WyH1iangC3JuSYyLPDIY=' 
WHERE 
  key_id = '2681717ac16dfa859c65ed6af16e46f7a476bfa104d8c1bde2d335f4ef199c78' 
  AND (
    token = 'GF4Dga4gJxPT75eWZxS2mE1WyH1iangC3JuSYyLPDIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )