UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rzhVPEqhCTKQnFt0CFaxJPWIZklfXTaFN2cVIsA7PLk=' 
WHERE 
  key_id = '89ce7903bc193651a9cad2517039840469d4c82ebde9122281e47d884ec63692' 
  AND (
    token = 'rzhVPEqhCTKQnFt0CFaxJPWIZklfXTaFN2cVIsA7PLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )