UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p2bAMiEtt37sFvAlkO3w1fSALo17E6SRSFUOQ56EtYE=' 
WHERE 
  key_id = '20e4b94c56c811da1d6573ba4ebf32f9c52a8646cdb6e0e821cfba1d181a2c69' 
  AND (
    token = 'p2bAMiEtt37sFvAlkO3w1fSALo17E6SRSFUOQ56EtYE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )