UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z04BcqfJfPGhdI4UuqsTfwQsCth4tJCuDoGKWynOF8I=' 
WHERE 
  key_id = '6991446d4910c1c2feeaac9557587fea1f10701fbb65837ce83caccb1c5e0357' 
  AND (
    token = 'z04BcqfJfPGhdI4UuqsTfwQsCth4tJCuDoGKWynOF8I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )