UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7UNT9YflaOrSjL4Ryo4+xEiYFSBwPRUn8FEU3JkhsGY=' 
WHERE 
  key_id = '3e668900b70212153f260b3ed445a4b5208837833add43eb438ccd2990fac50c' 
  AND (
    token = '7UNT9YflaOrSjL4Ryo4+xEiYFSBwPRUn8FEU3JkhsGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )