UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vhz/llXjoKmbU8qaG5BcNgJ0xm7oz9LCVDjzUcya+WU=' 
WHERE 
  key_id = '0bdf21d64de01cb2d55b07932014ed081169bf3ce2952af598ee2f2ead2c91ac' 
  AND (
    token = 'Vhz/llXjoKmbU8qaG5BcNgJ0xm7oz9LCVDjzUcya+WU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )