UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R07DstAw5T2iQO9ln28eDmxlzyTcpxARRI7HRQk3DYE=' 
WHERE 
  key_id = '93c99893684998c6aeac41af233af48509c12cdb051bb6d91d8d36f8a48b6f31' 
  AND (
    token = 'R07DstAw5T2iQO9ln28eDmxlzyTcpxARRI7HRQk3DYE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )