UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7EI2AA0yY3a8rTtm09nL3yKhpMxulDqD3Tb/aLZEaIk=' 
WHERE 
  key_id = '478c95df23ee02e6e132143efd29d0f48a043eb72430f075329286afe543d0f3' 
  AND (
    token = '7EI2AA0yY3a8rTtm09nL3yKhpMxulDqD3Tb/aLZEaIk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )