UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZqBFh+pkUtfFYBU5iLu4jy71fzMRmUWP5NQKM4gvecI=' 
WHERE 
  key_id = '9df1947b06443cf509981419112a5c9902f40c30b1988e6535b73766dbad4d49' 
  AND (
    token = 'ZqBFh+pkUtfFYBU5iLu4jy71fzMRmUWP5NQKM4gvecI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )