UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zYa6sRgOS7olGJETMz4kPjsLWnKAkwkVzlX+W+W0xIM=' 
WHERE 
  key_id = '1f4b641a03b0f1ff5d20e6e3613c11ce35ec3b70df346bf57fbb2a5f38143f87' 
  AND (
    token = 'zYa6sRgOS7olGJETMz4kPjsLWnKAkwkVzlX+W+W0xIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )