UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gau9ks/kU0y2+iI0le5shXNZ0pjFmlFXjMKAteDeULo=' 
WHERE 
  key_id = '48cf1903059313860875f6ad7520729b2c2aa48ee14bf71ab29990c7d7044292' 
  AND (
    token = 'gau9ks/kU0y2+iI0le5shXNZ0pjFmlFXjMKAteDeULo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )