UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Mk8YZtpjsITJBSeL8PSilcNlDydHJmKfSRuxsW76lc=' 
WHERE 
  key_id = '90db6409f77e7cd7dc18356666b59a6b89bb1a0879fbf0f9e5b147400eebf39b' 
  AND (
    token = '2Mk8YZtpjsITJBSeL8PSilcNlDydHJmKfSRuxsW76lc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )