UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K7/SCtcrxBAH1Y2t4QmRavU0O6Zexn/WllGLs8FjENQ=' 
WHERE 
  key_id = 'a542d02dbc1aa2ad62d761527111e20f90555623ea6489724e20f68697e6a230' 
  AND (
    token = 'K7/SCtcrxBAH1Y2t4QmRavU0O6Zexn/WllGLs8FjENQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )