UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jeqki5myYg+BxPa8dOtT3dA1TikPw42UERDqES4F8PI=' 
WHERE 
  key_id = '50c23c9e7eb5ffb3f7b73d5c94409f0f8efb265d0b0309849141a881b2839bbe' 
  AND (
    token = 'jeqki5myYg+BxPa8dOtT3dA1TikPw42UERDqES4F8PI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )