UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EvNc+tLzNp8p7i++SeZmm3a/0WYOMdXC7DCeJccxnvY=' 
WHERE 
  key_id = '93c8971651f289d1ef92e5d27de65c2b8940dde31a56cc746cc44db451117709' 
  AND (
    token = 'EvNc+tLzNp8p7i++SeZmm3a/0WYOMdXC7DCeJccxnvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )