UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uMU+M4BUVWMj+OYts7siKUR+BoJruyIt/lIIbeyKE10=' 
WHERE 
  key_id = '1c20ef6c8289e3a3fee6eb4b4d3de07acc78615fd26c953a1a3daae7e7aaeded' 
  AND (
    token = 'uMU+M4BUVWMj+OYts7siKUR+BoJruyIt/lIIbeyKE10=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )