UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z2HVGeUFP5/ER28vMbXy+3ajUfsNkY7/o3JXfzzCwBo=' 
WHERE 
  key_id = '8eb252a242c3b9c18ac0d45c071c7dc0a39a1cc0aa5f5aff9abed69e593bace1' 
  AND (
    token = 'z2HVGeUFP5/ER28vMbXy+3ajUfsNkY7/o3JXfzzCwBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )