UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4N0yM+1xM+4ucOepechnXMyPoNIvh3EUmxN3Qskpcs=' 
WHERE 
  key_id = '5bb88742c524aed4e4517eab5fa7b183603fa617ef7f4b61e8710bcc586b1f9f' 
  AND (
    token = 'u4N0yM+1xM+4ucOepechnXMyPoNIvh3EUmxN3Qskpcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )