UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ag3rFSDoKxbzmmGmG7wVbO9ctfv9/aPHM1EtAf47osE=' 
WHERE 
  key_id = '796523eb5689f6c1bc1171f8cd88643b074a1c333b39f5c7931854d770601c66' 
  AND (
    token = 'Ag3rFSDoKxbzmmGmG7wVbO9ctfv9/aPHM1EtAf47osE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )