UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ku4cg+qGged/jABlI1fZsJrhGkmKzge/uYGf1DQ4yhw=' 
WHERE 
  key_id = '17be4730795609a9261de17c4357c38dbc1756eb107744969d502ad15386f0b9' 
  AND (
    token = 'ku4cg+qGged/jABlI1fZsJrhGkmKzge/uYGf1DQ4yhw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )