UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2RMb7ILT1YZRPNFI0NOrtwTr0tnMNIVN312gJLmeQpk=' 
WHERE 
  key_id = '49d343116e662c83e001039dd28775167a6eca97712936c1902d673f4a2f94b7' 
  AND (
    token = '2RMb7ILT1YZRPNFI0NOrtwTr0tnMNIVN312gJLmeQpk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )