UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JkvfxsYZC4ly4LkEYZVf/Dtks7sWr1j8Jt/0jJBnmnE=' 
WHERE 
  key_id = 'cdd0ab87b66cac60ef92644d5571791ad2306a419f13e9c98a1117925ea4cbdf' 
  AND (
    token = 'JkvfxsYZC4ly4LkEYZVf/Dtks7sWr1j8Jt/0jJBnmnE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042