UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u2cCiVY+vFCaIx1s6HduMM7sFhthHDgGnB0buXAKiwU=' 
WHERE 
  key_id = '12f45d65ae7455c732c8271aaaf985a017412ffd8cb439ad7a84e5d454504eb5' 
  AND (
    token = 'u2cCiVY+vFCaIx1s6HduMM7sFhthHDgGnB0buXAKiwU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )