UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x4KaLZ64pVIDVu5OBEHx6cZ0OIpdy7FwvBPBvEpCPak=' 
WHERE 
  key_id = 'b98703c8cca4d78ba5286052b596ed04fed8844f0ed24ab92758c24b2e91a878' 
  AND (
    token = 'x4KaLZ64pVIDVu5OBEHx6cZ0OIpdy7FwvBPBvEpCPak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )