UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VIHW5wv0hSqUKE3mEnIrPkQtFULzWLIxarZaqPUHc7s=' 
WHERE 
  key_id = '4e6cd4fe39a2335deff1d1baa687d7b5ef138d031b4803b2d4808c7d4783637b' 
  AND (
    token = 'VIHW5wv0hSqUKE3mEnIrPkQtFULzWLIxarZaqPUHc7s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )