UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zYys/JRB1eno2GDeYsS/oi2tPhP3kMBjCOQmJdUJIHo=' 
WHERE 
  key_id = '2c5c849a5cdf9840e1662d581c3552cbccaf55f336f5555ea05fa20603c0b2b4' 
  AND (
    token = 'zYys/JRB1eno2GDeYsS/oi2tPhP3kMBjCOQmJdUJIHo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )