UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZhEnT/y3M/6F7+hfVgEZHGs1kEDKI8VDXjxwYrs960U=' 
WHERE 
  key_id = '5840af2a3fe1095e5908dab4fde912a93f422c34ec9b0f294d8d3a8fd8ec4f77' 
  AND (
    token = 'ZhEnT/y3M/6F7+hfVgEZHGs1kEDKI8VDXjxwYrs960U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )