UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tN4EbfU3Cn3wstNlUjZAYZcApBprTWPhsSiUZtYZ2zc=' 
WHERE 
  key_id = '20e84b871e5ef8a29c6de3d3c3a0daa367ed44223471ad84cdb903ca388b2712' 
  AND (
    token = 'tN4EbfU3Cn3wstNlUjZAYZcApBprTWPhsSiUZtYZ2zc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )