UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fGV+z4QvzfQvnRdyoJ6+bY5NE/qe4+BPsKIOqYmExLw=' 
WHERE 
  key_id = '6e903f36144a6654e155908ca088e823867376913393ded0114e8d91b818d890' 
  AND (
    token = 'fGV+z4QvzfQvnRdyoJ6+bY5NE/qe4+BPsKIOqYmExLw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )