UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Le4qe8r4qw0Lw1c3mpvxNuYeRvn8LGM6mqqxUBSpd4Y=' 
WHERE 
  key_id = 'b3af2815ad7444e223e4081f2df88d901d656a45e3681e1cb1022167e62066b0' 
  AND (
    token = 'Le4qe8r4qw0Lw1c3mpvxNuYeRvn8LGM6mqqxUBSpd4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )