UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kn681/qAsWtMhnvYMPmW+qJf5OpYWrX+bNigl3i4z3c=' 
WHERE 
  key_id = '4da3f104069af65fb9723f61a76d52aaea76e5f44605c14a4b37b82b63f5181a' 
  AND (
    token = 'Kn681/qAsWtMhnvYMPmW+qJf5OpYWrX+bNigl3i4z3c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )