UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dnq9yRgTpSglTzunEwq6Phui4FYia8ShtFAf/RjZop0=' 
WHERE 
  key_id = '2a8ec39928b7c8e12662234d13c3add73f29e62a12cc2667d9bf0b2f9a5115a1' 
  AND (
    token = 'Dnq9yRgTpSglTzunEwq6Phui4FYia8ShtFAf/RjZop0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )