UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mPTqNwwrMORddhulgKlsmH4C3Dpfy7qmnw3gqz6P5FQ=' 
WHERE 
  key_id = '5043e2de3691de231be6b76b1abaec5b4955a798d8d3aecb17184214e16f8681' 
  AND (
    token = 'mPTqNwwrMORddhulgKlsmH4C3Dpfy7qmnw3gqz6P5FQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )