UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rRwBa9dmZckfjmL5np4M+FaqCVi9EWYE1dM/JnuOCYs=' 
WHERE 
  key_id = 'bfcb8e1cb7ab509dc09d645573bfa02be163e141560baa89d8115e2c4771d79e' 
  AND (
    token = 'rRwBa9dmZckfjmL5np4M+FaqCVi9EWYE1dM/JnuOCYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )