UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4SrRO3WiGfwlv3G3y3jmGNTAlimm9FdqFTe+Vpn+Hjs=' 
WHERE 
  key_id = 'b49446f958f759c39f2f9f5ef4102b39103b1d3142086b4827884c994e6da935' 
  AND (
    token = '4SrRO3WiGfwlv3G3y3jmGNTAlimm9FdqFTe+Vpn+Hjs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )