UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dB0m25EkvCrNIRXoRX5vSSrxfjXFaramkQB0PxZSl6c=' 
WHERE 
  key_id = '4f56a4ed1b6e9de02657c77239b39a85d30b8e0940b2b3200bda0c1979da59ac' 
  AND (
    token = 'dB0m25EkvCrNIRXoRX5vSSrxfjXFaramkQB0PxZSl6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )