UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dnkhvR37ebB9i2Kn2eqRr6Oit3HlYY5Hf+ZLE9GIVik=' 
WHERE 
  key_id = '3d51f5bb860a0d3652966d2009ce0563d865b51642b4c4e17a39126fc5d80346' 
  AND (
    token = 'dnkhvR37ebB9i2Kn2eqRr6Oit3HlYY5Hf+ZLE9GIVik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )