UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nhyx+Qkz1iWxQ2sc2TeCQbx9g/aqiy84cDGN6QKNXDQ=' 
WHERE 
  key_id = '4644ab8ee941e2b6b590d9dac62d7d935e3835b0ce5aceb56723b9500ce52678' 
  AND (
    token = 'Nhyx+Qkz1iWxQ2sc2TeCQbx9g/aqiy84cDGN6QKNXDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )