UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pUQ+jY22EnFGbM7QY2R5mbJ2DD3P/tC5pOlz0cNW7ms=' 
WHERE 
  key_id = '4a5f19f3a51dde894683c94fa6cddaeb970fffe8e4c462d60e2eb238797ec8f3' 
  AND (
    token = 'pUQ+jY22EnFGbM7QY2R5mbJ2DD3P/tC5pOlz0cNW7ms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )