UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EM/41/x0I1Xjizy2K8VgXoiLrqFvnEtKpVA7Sj7gGcs=' 
WHERE 
  key_id = '3408575f8378503acae1f1a37a2598866a1638e25c196cef240a98b82fd21fc7' 
  AND (
    token = 'EM/41/x0I1Xjizy2K8VgXoiLrqFvnEtKpVA7Sj7gGcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )