UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7tlwMjkIr8pH/pnbqxWlZMKYSqH0Hv2cIVLsyFWVaBg=' 
WHERE 
  key_id = '49f8a1ac8342ee03d409aecc73b0776c142d6755955eda3852b0fa0d32f1777e' 
  AND (
    token = '7tlwMjkIr8pH/pnbqxWlZMKYSqH0Hv2cIVLsyFWVaBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )