UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6q+hX2MVcF7/CmG656UNdWP2G/hRiKmqxOEsSPieKs=' 
WHERE 
  key_id = '7caa414c3315d517cf73de533ed868339b02eb717383b924433c21b646a3315d' 
  AND (
    token = 'u6q+hX2MVcF7/CmG656UNdWP2G/hRiKmqxOEsSPieKs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )